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Question of the Week - From the Naked Scientists

  1. Why do I feel the pressure of Wellington boots in water? - Naked Scientists Question of the Week 18.10.012018/09/30
    When standing barefoot in water, we don't feel the water pressure on our feet. But when wearing Wellington boots, we do feel a pinching - why? We asked Colm-cille Caulfield, Professor at Cambridge University, to help us wade through the science of Daniel's question...
  2. Why is Blu-Tack sticky? - Naked Scientists Question of the Week 18.09.242018/09/23
    Tom asked us "Why is Blu-Tack sticky?" Adam Murphy spoke to Jennifer Gaughran, researcher at Dublin City University, to see if she could help with a question that had us stuck...
  3. Could we terraform the Moon? - Naked Scientists Question of the Week 18.09.172018/09/16
    Chad asked us "Is it possible to terraform the Moon, so that humans could live there long-term?". Tamsin Bell spoke to David Rothery, Professor of Planetary Geosciences at the Open University, to see what he had to say...
  4. Do wild animals get allergies? - Naked Scientists Question of the Week 18.09.032018/09/02
    On Twitter, Andrew asked us: "Do wild animals suffer from allergies, and if so, does this occur at the same rate as in humans?" We spoke to Wild Immunologist Andy Flies, from the University of Tazmania, to sniff out an answer...
  5. Are there more stars in the sky or grains of sand on the earth? - Naked Scientists Question of the Week 18.08.202018/08/19
    Are there more grains of sand on Earth or stars in the sky, and who counted them? We search heaven and Earth to answer Jeff's question, recruiting astronomer Michael Merrifield from Nottingham University to help out...
  6. How do Non-Stick Pans Work? - Naked Scientists Question of the Week 18.08.062018/08/05
    Martin asked us "What's the science behind non-stick pans? What prevents the sticking?"; To help out with this sticky situation, we spoke to Jess Wade, a materials scientist at Imperial College London, to get her take...
  7. What is the minimum land area required to sustain one human being? - Naked Scientists Question of the Week 18.07.312018/07/30
    Charlie asked us to field the question, "what is the minimum area required to sustain one human being in terms of oxygen and food?" Marika Ottman brought this cultivation conundrum to Marco Springmann, the Senior Researcher on Environmental Sustainability and Public Health at the University of Oxford...
  8. How does the Brain Respond to Audiobooks? - Naked Scientists Question of the Week 18.07.162018/07/15
    Tuomo asks, "Does your brain respond differently when you're listening to an audiobook compared to when you're reading a book? And does this affect how much information you can retain?". Isabelle Cochrane put this to Dr Matt Davis, Programme Leader in Hearing Language at Cambridge's MRC Cognition and Brain Sciences Unit...
  9. Why do humans get bored? - Naked Scientists Question of the Week 18.07.022018/07/01
    Theo and Simon Hall asked Why do humans get bored? And what is the evolutionary advantage of boredom? Adam Murphy put this question to Dr. Brian Little at the University of Cambridge to get his less than boring answers...
  10. How do astronauts weigh things in space? - Naked Scientists Question of the Week 18.06.252018/06/24
    Chris Taylor wonders how astronauts can weigh things in space. Marika Ottman asks Michael Foale, a former NASA Astronaut and Commander of the International Space Station, to weigh in and assess the gravity of the situation...
  11. Could we eat alien life? - Naked Scientists Question of the Week 18.06.042018/06/03
    Eamonn asked us to chew over this alien question: If some-day we managed to travel to another planet and discovered aliens, what is the likelihood that we could eat them?
    We turned to Gareth Corbett, gastroenterologist at Addenbrooke's Hospital in Cambridge, to see if he had any food for thought...
  12. Why does my nose drip cycling in cold weather? - Naked Scientists Question of the Week 18.05.212018/05/20
    Listener Mike asked us to sniff out an answer to cold conundrum... When I cycle my bike in cold weather my nose runs, it doesn't happen in warm weather and is their anything I can do to help with it?We took this snotty situation to Ears nose and throat specialist, Neil Donelly, from Addenbrookes hospital.
  13. How does size affect death from falling? - Naked Scientists Question of the Week 18.03.052018/03/05
    Matt asked how big an animal or human has to be before a fall would kill it. Katie Haylor put this perilous pondering to physicist Stuart Higgins from Imperial College London...
  14. Do lobsters feel pain? - Naked Scientists Question of the Week 18.02.122018/02/12
    Switzerland has now banned boiling lobsters live. Do they experience pain; how do we know? Georgia Mills asked Professor Bob Elwood from Queen's University, Belfast, for his take on this hot topic.
  15. Is it better to walk or run in the cold? - Naked Scientists Question of the Week 18.02.052018/02/05
    Izzie Clarke's been chilling out with this Question of the Week from Trent...
  16. Why does fresh pasta rise during cooking? - Naked Scientists Question of the Week 18.01.292018/01/29
    Martin wanted to know why fresh pasta rises to the surface of the pot when it's ready. We asked Dr Chris Brock from London South Bank University.
  17. Do fish yawn? - Naked Scientists Question of the Week 17.12.182017/12/18
    The Waite family wanted to know if fish yawn, so Heather Wark spoke to Iain Barber from Nottingham Trent University, to find out.
  18. Could a space rocket be launched from a gun? - Naked Scientists Question of the Week 17.12.112017/12/11
    Anthony wanted to know if firing space rockets out of giant guns would be a better way to blast off. Heather Wark spoke to Dr Stuart Grey of Strathclyde University to find out...
  19. Why do people pick their noses? - Naked Scientists Question of the Week 17.11.202017/11/20
    This week we answered the sticky query, Why do people pick their noses?. Lewis Thomson put it to Liverpool GP Dr Laura Wark.
  20. What happens if your car is struck by lightning? - Naked Scientists Question of the Week 17.11.062017/11/06
    Elizabeth wanted to know whether she'd be safe if her car was hit by lightning or whether the engine would cut out. Izzie Clarke spoke to Philip Garsed from Cambridge University to spark up the debate on this electrifying question.
  21. How long can we survive for without a head? - Naked Scientists Question of the Week 17.10.302017/10/30
    In the 1940's there was a chicken who survived for 18 months without a head, how long can humans survive for without a head?
  22. Is it safe to live near a cell phone tower? - Naked Scientists Question of the Week 17.10.232017/10/22
    Jayson wanted to know if living near a cell phone tower could be affecting his and his family's health. Stevie Bain spoke to physicist Tony Kent from the University of Nottingham to shed some light on the situation.
  23. Are flies easier to swat if you move slowly? - Naked Scientists Question of the Week 17.10.092017/10/08
    Jon wanted to know whether approaching a fly slowly would make it easier to swat. With the help of animal vision specialist Kate Feller from Cambridge University, Michael Wheeler's been swotting up on swatting flies.
  24. How much alcohol does cooking remove? - Naked Scientists Question of the Week 17.09.252017/09/24
    Zettie wanted to know how much alcohol stays behind in food when you cook with it. Alexandra Ashcroft asked Vayu Maini Rekdal, from Harvard University, to turn up the heat on this question...
  25. How smart is your pet dog? - Naked Scientists Question of the Week 17.09.182017/09/17
    David wanted to know how our pet dogs compare to other animals, such as primates and dolphins, when it comes to intelligence. Stevie Bain spoke to Ben Ambridge from the University of Liverpool, and author of 'Are You Smarter than a Chimpanzee?', to find out more.
  26. Why do clothes dry below 100 degrees celsius? - Naked Scientists Question of the Week 17.09.112017/09/10
    This week, we aired out Norm's question: if water is a solid, as ice, below 0 degrees Celsius, a gas above 100 degrees Celcius and a liquid between this range, why does washing dry when the air temperature is below 100 degrees Celsius. Alexandra Ashcroft asked Dr Thomas Ouldridge, from Imperial College London, to hang Norm's question out to dry...
  27. Could green humans harvest energy from the sun? - Naked Scientists Question of the Week 17.08.212017/08/20
    This week, Mark has a conundrum about chloroplasts: If we could go green and harvest energy from the sun, like plants, how big would our skin need to be to sustain a normal level of activity? Georgia Mills recruited Christopher Mason, associate professor at Weill Cornell Medicine to shed some light on the answer.
  28. Does washing dishes leave toxic detergent residue on plates? - Naked Scientists Question of the Week 17.08.142017/08/13
    Caitlin asked whether detergent residues left on crockery and cutlery could be bad for our health. Katie Haylor spoke to Rob Chilcott from the University of Hertfordshire to find out.
  29. Can Anti-Noise Silence a Highway? - Naked Scientists Question of the Week 17.06.262017/06/25
    Is it possible to create noise-cancelling headphones, but for an apartment?
  30. Why Warm up Muscles? - Naked Scientists Question of the Week 17.06.122017/06/11
    Jim asked whether being in a warm room - like in a hot yoga class - really does help your muscles to warm up quicker. Katie Haylor spoke to Christof Schweining from the University of Cambridge to find out.
  31. Can we exercise our brain to improve at difficult tasks? - Naked Scientists Question of the Week 17.05.152017/05/14
    Like physical activity, can we exercise our brain to improve at difficult mental challenges? Izzie Clarke spoke to Duncan Astle from Cambridge University about this tiring task...
  32. Why do musical instruments sound different when playing the same note? - Naked Scientists Question of the Week 17.05.082017/05/07
    Why does the same musical note sound different when played on different instruments? Why does, for example, an A-sharp on a piano sound different to an A-sharp on a trumpet?
  33. Why are blue lights harder to see? - Naked Scientists Question of the Week 17.04.242017/04/23
    David wanted to know why the blue lights he saw in Christmas trees were often harder to make out. Izzie Clarke spoke to Dr George Dobre from Kent University to shed some light on the issue.
  34. What noise does a falling missile make? - Naked Scientists Question of the Week 17.04.102017/04/09
    Listener George wondered why, in films, missiles make a descending sound as they fall? And what would it sound like if it fell into a bottomless pit? Izzie Clarke asked Peter Main from King's College London to explain what actually happens...
  35. What is the most efficient way to run up stairs? - Naked Scientists Question of the Week 17.03.272017/03/26
    We investigate the most energy-efficient way to climb stairs: one or two at a time?
  36. Can mosquitoes transmit HIV? - Naked Scientists Question of the Week 17.03.202017/03/20
    Can mosquitoes transmit HIV from one person to another? Ricky Nathvani investigates...
  37. When should I replace my bulbs with LEDs? - Naked Scientists Question of the Week 17.03.132017/03/13
    Ricky Navthani has been trying to shed some light of Philip's question, about when he should replace his old CFL lights for more efficient LEDs.
  38. How does my tea become pee? - Naked Scientists Question of the Week 17.02.272017/02/27
    When you drink tea and use the toilet shortly afterwards, is that the same liquid?
  39. Could we see into the past? - Naked Scientists Question of the Week 17.02.202017/02/20
    Listener David got in touch to ask about whether mirrors in space could show us what Earth was like a million years ago. Graihagh Jackson asked Cambridge's Anna Hourihane to explain how this might work...
  40. How did birds survive the dinosaur mass extinction? - Naked Scientists Question of the Week 17.02.132017/02/13
    If birds are dinosaurs, why didn't they get killed by the asteroid 60 million years ago? Tom O'Hanlon put Fay's query to David Norman from the University of Cambridge.
  41. Why are the poles north-south? - Naked Scientists Question of the Week 17.01.302017/01/30
    Listener Tim got in touch to ask: Why do the poles go north-south as opposed to east-west? Graihagh Jackson spoke to Imperial College's Stuart Higgins to find out...
  42. Do Ants Feel Pain? - Naked Scientists Question of the Week 17.01.232017/01/23
    Do ants or other insects feel pain in the same way as humans do? And what does it have to do with robots? Tom Crawford gets some ant-sight from the University of York's Eleanor Drinkwater...
  43. What Would Peeing on the Moon Look Like? - Naked Scientists Question of the Week 17.01.162017/01/16
    What would peeing on the moon look like? Is it even possible? Tom Crawford puts this astronomical question to Dr. Chris Messenger from the University of Glasgow...
  44. Why doesn't water burn? - Naked Scientists Question of the Week 16.12.052016/12/05
    Water contains hydrogen and oxygen, both of which are important in combustion, so why is it used to put out fires? Why doesn't water burn? Graihagh Jackson put this to chemist Peter Wothers from the University of Cambridge...
  45. Why does a broken magnets form two new ones? - Naked Scientists Question of the Week 16.11.282016/11/28
    Why is it when we break a magnet in half, we get two new magnets? Why don't we just get separate north and south poles formed? Liam Messin set out to find the answer with Tim Boyd, a Cambridge undergraduate...
  46. Can light exert a force to move an object? - Naked Scientists Question of the Week 16.10.242016/10/23
    Why don't you get thrown backwards when you switch on your torch? Kerstin Gpfrich made her way to the Nanophotonics Centre in Cambridge to find out from Dr. Anna Lombardi. The answer to Matt's question may blow you away...
  47. How much younger would you be after 50 years on Jupiter? - Naked Scientists Question of the Week 16.10.162016/10/15
    Could a jaunt to Jupiter be the physics-version of anti-wrinkel cream? This week, Kerstin Gpfrich convinced physicist Dr Stuart Higgins to go on a mission to answer Troy's question...
  48. Does regular hand soap kill germs? - Naked Scientists Question of the Week 16.10.102016/10/09
    This week, Connie Orbach has been cleaning up, answering Dale's question he sent in on Facebook: does soap really kill off germs?, with the help of Cherly Trundle from Addenbrooke's hospital infection control team.
  49. Could nuclear testing cause earthquakes? - Naked Scientists Question of the Week 16.09.262016/09/25
    To get a handle on this shaky question Connie Orbach called in Dr Alex Copley from Cambridge University's Department of Earth Sciences...
  50. Do animals experience the placebo effect? - Naked Scientists Question of the Week 16.09.192016/09/18
    Joshua asked us whether animals could ever experience the placebo effect. To find out, Laura Brooks spoke to Eleanor Drinkwater, researcher in animal behaviour at the University of York...
  51. Why does line drying make clothes rough? - Naked Scientists Question of the Week 16.09.122016/09/11
    Kevin got in touch ask why clothes dried on a washing line can end up feeling rough, crunchy and stiff... To find out, our Laura Brooks contacted Neil Lant at the Fabric and Home Care research and development division of Proctor and Gamble, who make Lenor fabric softener.
  52. Can we unlearn something that we have already learned? - Naked Scientists Question of the Week 16.08.222016/08/21
    It is not only learning that can appear to be quite hard; it's unlearning that we struggle with. How do we unlearn? Is there any technique for unlearning things? Claire Armstrong put this to neuroscientist Laura Ford, from the University of Cambridge...
  53. If we slice the earth in half what would it look like from space? - Naked Scientists Question of the Week 16.08.012016/07/31
    Lucka Bibic spoke to Prof Marian Holness from University of Cambridge to take her through Robert's question...
  54. Why does our stomach grumble when we are hungry? - Naked Scientists Question of the Week 16.07.252016/07/24
    This week, Natasha from Australia wrote in to ask why her stomach grumble when she is hungry. Lucka Bibic enlisted Dr Roshini Raj from Medical Trinity Center in New York to find out what causes the rumbly in our tumbly!
  55. How did the moon get its markings? - Naked Scientists Question of the Week 16.07.182016/07/17
    Listener Loot got in touch to ask how the moon got its markings. Claire Armstrong looked towards the heavens for the answer and spoke to the Open University's planetary expert Professor David Rothery.
  56. Did the cavemen have names? - Naked Scientists Question of the Week 16.07.112016/07/10
    Listener Kat got in touch to ask if cavemen really did have names and when did humans start naming each other. Lucka Bibic went in search of cavemen's names with the Professor of Linguistics at MIT, Shigeru Miyagawa.
  57. How do octopus camouflage? - Naked Scientists Question of the Week 16.06.272016/06/26
    Listener Android got in touch to ask how octopuses camouflage themselves if they are colour blind. Graihagh Jackson went under the sea to see if the seaweed is always greener on the other side with Cambridge University's Felicity Bedford...
  58. How do noise cancelling headphones work? - Naked Scientists Question of the Week 16.06.062016/06/05
    Mark got in touch to find out how noise cancelling headphones work. Can they damage your ears by playing back loud background noise? Fanny Yuen spoke to Trevor Cox to cut the rumble...
  59. How does cooking affect digestion? - Naked Scientists Question of the Week 16.05.232016/05/22
    Listener Solomon emailed us to find out exactly what role cooking plays in digestion. Emma Sackville met up with Dr. Giles Yeo to break down the question.
  60. Could we recognise a message from space? - Naked Scientists Question of the Week 16.05.092016/05/08
    This week, Jeff wrote in to ask whether we would be able to recognise and understand an encrypted message from space. Emma Sackville enlisted Dr. Duncan Forgan from the University of St. Andrews to help decode this question...
  61. How fast can an elevator go? - Naked Scientists Question of the Week 16.04.252016/04/24
    Listener Paul got in touch to ask if it's true that there's almost no restriction in the speed an elevator could ascend when it comes to the human body, but that there was a limiting speed for the descent. Graihagh Jackson was perplexed and intrigued by the question and so went to meet engineer, Dr Philip Garsed from Cambridge University to get up to speed...
  62. Why does spicy food make me hiccup? - Naked Scientists Question of the Week 16.04.112016/04/10
    Connie Orbach get's to grip with Lebonhang's question and ask Dr Clemency Booth to help...
  63. Can two planets share the same orbit? - Naked Scientists Question of the Week 16.04.042016/04/04
    This week, Jonathan asked us if it's possible for two planets to share the same orbit. Naked Scientist Graihagh Jackson put this to Dr Stuart Higgins from Cambridge University...
  64. Do humans have pheromones? - Naked Scientists Question of the Week 16.03.072016/03/07
    People can certainly smell whiffy and sometimes this is attractive, other times not so much but is this a feature of pheromones? Lots of species of mammals have them, so what makes us humans any different? This week , Felicity Bedford sniffed out the answer with Tristan Wyatt from the University of Oxford...
  65. Why do mosquitoes prefer some people over others? - Naked Scientists Question of the Week 16.03.012016/03/01
    Felicity Bedford enlisted the help of Glasgow University's Heather Ferguson for this biting question...
  66. Why is space so cold? - Naked Scientists Question of the Week 16.02.082016/02/08
    The number of stars in space is huge, so why is it so chilly? Felicity Bedford spoke to Ryan MacDonald from the Cambridge University Institute of Astronomy to find out more...
  67. Why do our voices sound different in our heads? - Naked Scientists Question of the Week 16.02.012016/02/01
    Why is it that our voice sounds so different to us than when we hear it back on a recording? Connie Orbach persuaded Dr Nick Gibbons, voice surgery specialist from Lewisham Hospital to take her through Che's question...
  68. Why do people have such a variety of appearances? - Naked Scientists Question of the Week 16.01.252016/01/25
    Unless you are an identical twin it's unlikely you've found anyone else who looks just like you. But, why do we all look so different? Felicity Bedford spoke to population geneticist Sir Walter Bodmer from Oxford University who is characterising thousands of faces as part of the People of the British Isles Project...
  69. Why do people get bags under their eyes? - Naked Scientists Question of the Week 16.01.182016/01/18
    We've all had days when we're tired and wish we didn't have dark circles under our eyes. But why do we get these puffy eyes and do they serve a purpose? Felicity Bedford spoke to Dr Sean Lanigan, President of the British Cosmetic Dermatology Group to find out more...
  70. What causes sleepwalking? - Naked Scientists Question of the Week 15.12.142015/12/14
    Listener Sterling wanted to know what causes sleepwalking and how to prevent it.
  71. If polar bears were transported to Antarctica, would they thrive? - Naked Scientists Question of the Week 15.12.072015/12/07
    Reduced sea ice is threatening polar bears in the Arctic. Listener Kevin wanted to know if they would thrive at the south pole instead?
  72. What would happen if I plucked a guitar in space? - Naked Scientists Question of the Week 15.11.302015/11/30
    Jess wanted to know what would happen if she plucked a guitar in space. Would her music be out of this world? Felicity Bedford spoke to Professor Jim Woodhouse from the University of Cambridge to find out.
  73. How can I stop a runny nose? - Naked Scientists Question of the Week 15.11.242015/11/24
    Winter is coming and with it comes a runny nose but how can we stop a snotty hooter? Listener Amanda was keen to nose the answer, so Felicity Bedford spoke to GP Adam Forman to find out...
  74. Why do we go bald on our heads? - Naked Scientists Question of the Week 15.11.162015/11/16
    It would appear that people on go bald on their heards, but why? And why not elsewhere? Rosalind Davis has been pulling her hair our over this one with Professor Robert Foley from the University of Cambridge...
  75. Why do we like looking at views? - Naked Scientists Question of the Week 15.11.012015/11/01
    Eleanor wanted to know why people enjoy looking at views. Do we learn this socially or is it innate? Rosalind Davies spoke to Michael Forster from the University of Vienna to find out.
  76. Are zombies feasible? - Naked Scientists Question of the Week 15.10.192015/10/18
    With Halloween just around the corner, Stephen asks the spooky question, Are zombies feasible?. Charis Lestrange investigates with the help of pathologist Suzie English from the University of Cambridge and immunologist Khalil Thirlaway from the University of Nottingham.
  77. What wind speed does it take to tip a lorry? - Naked Scientists Question of the Week 15.10.112015/10/10
    Marco got in touch after his truck tipped over on the motorway. He wanted to know what speed the wind would need to be blowing at to cause this, so he knew when to stop driving in the future. Rosalind Davies spoke to Zephyr Penoyre, a PhD student at Columbia State University, to find out the answer.
  78. Why do power lines make so much noise? - Naked Scientists Question of the Week 15.10.052015/10/04
    Anders asked the electrifying question, "Why do power lines make so much noise?";. This seemed rather complicated so Charis Lestrange asked Dr Andrew Griffiths, a semiconductor engineer from the company IQE.
  79. Why is gooseberry jam red when gooseberries are green? - Naked Scientists Question of the Week 15.09.212015/09/20
    Katie asked the very seasonal question of Why is gooseberry jam red, when gooseberries are green?. This really baffled the Naked Scientists, so Joanna Kerr put this thorny question to Dr Sarka Tumova, a food scientist at the University of Leeds.
  80. Why do we make mistakes during repetitive tasks? - Naked Scientists Question of the Week 15.09.142015/09/13
    Is it brain fatigue? Or do we go into autopilot? Sam Mahaffey asked Dr Steve Fleming from the Wellcome Trust centre for Neuroimaging at UCL why this happens. And if there is anything we can do to stop it.
  81. Why do we have toenails? - Naked Scientists Question of the Week 15.09.072015/09/06
    Fingernails seem to have obvious uses but what are our toenails for? Was their some evolutionary benefit? And does that mean we'll evolve toenail-less feet? Sam Mahaffey and Dr Isabelle Winder from the University of York go in search of a gripping answer...
  82. Why does music sound happy or sad? - Naked Scientists Question of the Week 15.08.242015/08/23
    This week Dave asked why does a minor key sound mournful and a major key sound happy? Amy Goodfellow asks music psychologist Dr Andrea Schiavio from the University of Sheffield if this is really true.
  83. Where are we within the universe? - Naked Scientists Question of the Week 15.08.182015/08/17
    This week Brian Lucas wanted to know: where are we within the universe? Joanna Kerr decided to try and find out with help from Dr Sean McGee, an astrophysicist from the University of Birmingham.
  84. How many people do you need to avoid inbreeding in a population - Naked Scientists Question of the Week 15.08.102015/08/09
    This week Louise asked, how many people are needed to avoid inbreeding in a population? To answer her question Connie Orbach looks into setting up her own desert island with the help of Professor Mike Weale, a population geneticist from Kings Collge London.
  85. What are wormholes? - Naked Scientists Question of the Week 15.08.032015/08/02
    What are wormholes, and how would one be created? James Farr investigates the secrets of the universe...
  86. How much of a wheat field do I need to make one loaf of bread? - Naked Scientists Question of the Week 15.07.202015/07/19
    This week Amy Goodfellow took a trip to the country to answer Jerry's question - how much bread it takes to make one wholemeal loaf. She spoke to Andrew Whitley, the co-founder of the Real Bread Campaign...
  87. What's the most expensive element on Earth? - Naked Scientists Question of the Week 15.07.062015/07/05
    This week, Graihagh Jackon drilled into John's question to try and find out what the most expensive element in the world is... But first, how do we define 'expensive?' Chemist Mark Lorch set us straight...
  88. Are fingerprints unique? - Naked Scientists Question of the Week 15.06.292015/06/28
    This week, Tom Crawford put Helen's question under the magnifying glass to try and find out whether fingerprints really are unique and if so, whether the same applies to toeprints? We put this to Forensic Scientist, Professor Niamh Nic Daeid form Dundee University...
  89. Why does the immune system not attack foetuses? - Naked Scientists Question of the Week 15.06.082015/06/07
    This week we've been sequencing Lorianna's question: if babies have different genetic sequences from their mother, and are technically foreign objects in the womb, why doesn't the mother's immune system attack? Ziyad Yehia asked Dr Lucy Fairclough, an immunologist from Nottingham University to find out...
  90. Can I land on gassy planets like Jupiter? - Naked Scientists Question of the Week 15.06.012015/05/31
    This week we tackle Allana's question: If we were to travel to gas giant Jupiter, would we sink to the core? Or float straight on through? Heather Douglas put this to Dr Marc Rayman from NASA's Jet Propulsion Lab to see if he could clear the air...
  91. How do black boxes work? - Naked Scientists Question of the Week 15.05.112015/05/10
    How do black boxes work? When a plane crashes, there's always a huge search for the elusive 'black box' to solve the mystery. But what is this, and how does it work? Heather Douglas put this to David Barry, senior lecturer in aviation safety, from Cranfield University
  92. How are robotic voices generated? - Naked Scientists Question of the Week 15.04.272015/04/26
    We put this question to Dr Pierre Lanchantin from the University of Cambridge...
  93. Why are ripe pears juicer? - Naked Scientists Question of the Week 15.04.122015/04/11
    Unripe pears are dry, yet ripe pears are juicy so how do they become moist? Philip Garsed put Dennis' question to plant scientist Sonja Dunbar, from Cambridge University...
  94. Can cheese give you nightmares? - Naked Scientists Question of the Week 15.03.232015/03/23
    Chris wanted to know if it's true what your mum always told you. Does cheese really give you nightmares? Danielle Blackwell spoke to Max Sanderson, a neuroscientist to find out more...
  95. Eels: A source of electricity? - Naked Scientists Question of the Week 15.03.162015/03/16
    Bonga tweeted us asking if we could ever use eels as a source as electricity? Would it be efficient? And how would it compare to other energy sources? Khalil Thirlaway caught up with Dr David LaVan from the National Institute of Standards and Technology to find out...
  96. What parasites can I catch from my pets? - Naked Scientists Question of the Week 15.03.092015/03/09
    From worms to fleas and even microscopic single celled organisms, our pets can transfer a world of parasites to us if we are not careful. Prof Susan Little, a Veternary Parasitologist tells us what parasites we might catch and how we might prevent them.
  97. Why do I urinate more in the cold? - Naked Scientists Question of the Week 15.02.232015/02/23
    Have you ever noticed that you urinate more frequently in cold weather? Why does this happen?
  98. Are smartphones changing our brains? - Naked Scientists Question of the Week 15.02.162015/02/16
    It's said that taxi drivers' brains have increased growth in certain areas from navigating around cities. Is increasing smartphone use having a similar effect on other parts of our brains?
  99. Does same-sex attraction happen in animals too? - Naked Scientists Question of the Week 15.02.092015/02/09
    Is homosexual behaviour seen in other species? What do they do? Why? Find out in this week's Question of the Week...
  100. Why does petrol create a rainbow on water? - Naked Scientists Question of the Week 15.02.022015/02/02
    We find out why petrol creates a rainbow effect when in contact with water, and how the behaviour of light can create all these colours.
  101. Can we vacuum up the plastics in our oceans? - Naked Scientists Question of the Week 15.01.262015/01/26
    Could we clean up our oceans of plastics by fitting vacuum cleaners to ships to suck them up?
  102. Is it tiring to dream you're awake? - Naked Scientists Question of the Week 15.01.192015/01/19
    Different waking dream states can affect whether you feel resfreshed or not after a nights sleep.
  103. Do we really need vitamins? - Naked Scientists Question of the Week 15.01.122015/01/12
    We chew over some important questions relating to vitamins, including what are they? Do we really need them? Can our bodies store them? And what would happen if we didn't consume any?
  104. What causes the Earth's plates to move? - Naked Scientists Question of the Week 14.12.152014/12/15
    The tectonic plates below our feet move. But where does the energy for
    this come from? Apparently the reason is analogous to how your porridge gets heated up in the morning. We find out why!
  105. Can you catch a yawn from a cat? - Naked Scientists Question of the Week 14.12.012014/12/01
    Why do we yawn? Is it because we're short on air? Matthew Boniface wanted to know this and whether he could catch a yawn from his cat. We spoke to Dr Hugh Matthews from Cambridge University to find out what makes them so contagious...
  106. Will flights ever get faster? - Naked Scientists Question of the Week 14.11.242014/11/24
    14 hour flights sound like your idea of hell? Paul Jenn wrote in asking whether it was possible to speed up plane journeys, so we went to Neil Scott, head of engineering at Airbus, to find out.
  107. What would happen if you were swallowed by a whale? - Naked Scientists Question of the Week 14.11.172014/11/17
    If you were swallowed by a whale, could you swim out and up through the oesophagus or would you be digested by the stomach acid? Plus, we ask about the future of flight: Are we going to be forever stuck in this air speed? What are the constraints of aerodynamics? Are noise rules the issue? Can a supersonic jet be ever built with decent fuel economy?
  108. Why is my Movember moustache grey? - Naked Scientists Question of the Week 14.11.102014/11/10
    Facial hair a different colour to that on your head? We stroke our beards to ponder why. Plus we ask, what happens when you get swallowed by a whale?
  109. How will life end on Earth? - Naked Scientists Question of the Week 14.10.272014/10/27
    Will we cause our own demise by burning the candle at both ends? Or will it be something like the giant impact that caused the dinosaurs to go extinct? What do you think?
  110. Why do leaves turn red in autumn? - Naked Scientists Question of the Week 14.10.202014/10/19
    Why do leaves turn red in the autumn? And how do they know when it is time to drop?
  111. How can I avoid being struck by lightning? - Naked Scientists Question of the Week 14.10.132014/10/12
  112. How many people have lived on Earth? - Naked Scientists Question of the Week 14.09.292014/09/28
  113. How does self cleaning glass work? - Naked Scientists Question of the Week 14.09.222014/09/21
  114. What makes a good password? - Naked Scientists Question of the Week 14.09.152014/09/14
  115. What happens if a bee gets lost? - Naked Scientists Question of the Week 14.09.082014/09/07
  116. Can we use solar panels in space? - Naked Scientists Question of the Week 14.09.012014/08/31
  117. Do emotional and pain-induced tears differ? - Naked Scientists Question of the Week 14.08.182014/08/17
  118. Music: a concentration aid or complete distraction? - Naked Scientists Question of the Week 14.08.112014/08/10
  119. Can humans spontaneously combust? - Naked Scientists Question of the Week 14.08.032014/08/02
  120. How much of my body can I live without? - Naked Scientists Question of the Week 14.07.282014/07/27
  121. Is warp speed possible? - Naked Scientists Question of the Week 14.07.162014/07/15
  122. What does your sneeze say about your personality? - Naked Scientists Question of the Week 14.06.232014/06/22
  123. Can eating sweets stop brain fatigue? - Naked Scientists Question of the Week 14.06.162014/06/15
  124. Are cremated ashes good for plant growth? - Naked Scientists Question of the Week 14.06.092014/06/08
  125. Is there an antimatter planet out there? - Naked Scientists Question of the Week 14.05.272014/05/26
  126. Which painkiller should I use? - Naked Scientists Question of the Week 14.05.192014/05/18
  127. What is fire and how does it burn? - Naked Scientists Question of the Week 14.05.122014/05/11
  128. Why am I so tired and bored in the office? - Naked Scientists Question of the Week 14.04.282014/04/27
  129. Man v Machine - Naked Scientists Question of the Week 14.04.072014/04/06
  130. Is technology steering human evolution? - Naked Scientists Question of the Week 14.03.312014/03/30
  131. Is elevator style travel across Earth possible? - Naked Scientists Question of the Week 14.03.242014/03/24
  132. Does Lightning Fry Fish? - Naked Scientists Question of the Week 14.03.102014/03/10
  133. Can a brain scan tell if you are depressed? - Naked Scientists Question of the Week 14.02.242014/02/24
  134. Why are some people left handed? - Naked Scientists Question of the Week 14.02.172014/02/17
  135. Is green snot better than yellow? - Naked Scientists Question of the Week 14.02.102014/02/10
  136. How can I get rid of deodorant stains? - Naked Scientists Question of the Week 14.02.032014/02/03
  137. Why do insects buzz around lights? - Naked Scientists Question of the Week 14.01.132014/01/13
  138. Why don't electrons fall into the atomic nucleus? - Naked Scientists Question of the Week 14.01.062014/01/06
  139. Is size important? - Naked Scientists Question of the Week 13.12.112013/12/11
  140. Do other animals sweat? - Naked Scientists Question of the Week 13.12.042013/12/04
  141. Why do I overlook the obvious? - Naked Scientists Question of the Week 13.11.202013/11/20
  142. Why can I squirt a jet of saliva from my mouth? - Naked Scientists Question of the Week 13.11.132013/11/13
  143. Is it a good thing to raise your baby to be bilingual? - Naked Scientists Question of the Week 13.11.062013/11/06
  144. Can superfoods protect against cancer? - Naked Scientists Question of the Week 13.10.302013/10/30
  145. Why do I fart after cottage pie? - Naked Scientists Question of the Week 13.10.232013/10/22
  146. Can your dog pass on your flu? - Naked Scientists Question of the Week 13.10.162013/10/15
  147. Who's your Bronze Age Ancestor? - Naked Scientists Question of the Week 13.10.092013/10/08
  148. How many people can Earth support? - Naked Scientists Question of the Week 13.10.022013/10/01
  149. Does a full moon affect my sleep? - Naked Scientists Question of the Week 13.09.252013/09/24
  150. Is snuff safer than smoking? - Naked Scientists Question of the Week 13.09.182013/09/17
  151. Is sense of smell heightened during pregnancy? - Naked Scientists Question of the Week 13.09.112013/09/10
  152. Dropping a penny on your head from the tallest building in the world - Naked Scientists Question of the Week 13.09.042013/09/03
  153. Why do we dream? And what are nightmares? - Naked Scientists Question of the Week 13.08.292013/08/28
  154. Why does adding ice make fizzy drinks bubble over? - Naked Scientists Question of the Week 13.08.222013/08/21
  155. Could other planets make a substance like diamond? - Naked Scientists Question of the Week 13.08.152013/08/14
  156. Do dark matter planets exist? - Naked Scientists Question of the Week 13.08.082013/08/07
  157. How do cells know what they will be when they grow up? - Naked Scientists Question of the Week 13.08.032013/08/02
  158. Sweeties: suck or crunch? - Naked Scientists Question of the Week 13.07.252013/07/24
  159. How does a baby safely stay upside down in the womb? - Naked Scientists Question of the Week 13.07.182013/07/17
  160. Power from Poo? - Naked Scientists Question of the Week 13.07.112013/07/10
  161. Explode or Freeze first in Space? - Naked Scientists Question of the Week 13.07.042013/07/03
  162. Punching into free will - Naked Scientists Question of the Week 13.06.272013/06/26
  163. Why do I feel sick after exercise? - Naked Scientists Question of the Week 13.06.202013/06/19
  164. What is the physiology behind emotional breakdown? - Naked Scientists Question of the Week 13.06.142013/06/13
  165. What is the highest possible mountain on Earth? - Naked Scientists Question of the Week 13.06.072013/06/06
  166. Do street lights affect birds and plants? - Naked Scientists Question of the Week 13.05.312013/05/30
  167. How do plants grow upwards? - Naked Scientists Question of the Week 13.05.242013/05/23
  168. What is wind? - Naked Scientists Question of the Week 13.05.172013/05/16
  169. Are city dwellers more immune to bugs? - Naked Scientists Question of the Week 13.05.102013/05/09
  170. How best to date ancient artefacts? - Naked Scientists Question of the Week 13.05.032013/05/02
  171. Can gene therapy treat depression? - Naked Scientists Question of the Week 13.04.192013/04/18
  172. Can we acheive artificial photosynthesis? - Naked Scientists Question of the Week 13.04.122013/04/11
  173. How long does it take for comets to melt? - Naked Scientists Question of the Week 13.04.052013/04/04
  174. Could civilisation cope without computers? - Naked Scientists Question of the Week 13.03.222013/03/22
  175. Do other animals practice dental hygiene? - Naked Scientists Question of the Week 13.03.132013/03/13
  176. Will a body wrap help me lose weight? - Naked Scientists Question of the Week 13.03.072013/03/07
  177. Will our increasing human population cause a water shortage on Earth? - Naked Scientists Question of the Week 13.02.282013/02/28
  178. Are Humans Meant for Monogamy? - Naked Scientists Question of the Week 13.02.142013/02/14
  179. Can you make a mini Mars at home? - Naked Scientists Question of the Week 13.02.082013/02/08
  180. Can you get a Tabby Human? - Naked Scientists Question of the Week 13.02.012013/02/05
  181. Do anti-mosquito sound devices work? - Naked Scientists Question of the Week 13.01.252013/01/25
  182. How is sleepiness related to cheerfulness? - Naked Scientists Question of the Week 13.01.212013/01/21
  183. Why aren't blood donations rejected? - Naked Scientists Question of the Week 13.01.142013/01/14
  184. How do touch sensitive switches work? - Naked Scientists Question of the Week 12.12.172012/12/17
  185. Do foetuses get cancer? - Naked Scientists Question of the Week 12.12.102012/12/10
  186. Can we make a real life Spiderman? - Naked Scientists Question of the Week 12.12.032012/12/03
  187. On Mars nobody can hear you scream. Is that really true? And if so, why? - Naked Scientists Question of the Week 12.11.262012/11/26
  188. Do menstrual cycles synchronise? - Naked Scientists Question of the Week 12.11.212012/11/21
  189. How long can one survive on self cannibalisation? - Naked Scientists Question of the Week 12.11.202012/11/20
  190. Why do certain fungi produce hallucinogens? - Naked Scientists Question of the Week 12.11.062012/11/06
  191. Can you melt a potato? - Naked Scientists Question of the Week 12.10.292012/10/29
  192. Was pre-historic cave art only done in caves? - Naked Scientists Question of the Week 12.10.222012/10/21
  193. Willl we ever be able to have a conversation with animals? - Naked Scientists Question of the Week 12.10.152012/10/15
  194. Would self bone marrow transplants reverse aging? - Naked Scientists Question of the Week 12.10.012012/10/01
  195. Has Life Only Started on Earth Once? - Naked Scientists Question of the Week 12.09.172012/09/16
  196. Can mirrors make an infinitely powerful laser? - Naked Scientists Question of the Week 12.09.092012/09/08
  197. How does one telephone wire transfer all of that data? - Naked Scientists Question of the Week 12.09.032012/09/03
  198. Is Vitamin D Production like Photosynthesis? - Naked Scientists Question of the Week 12.08.132012/08/12
  199. Could we introduce life onto Mars? - Naked Scientists Question of the Week 12.08.062012/08/06
  200. Will your choice in cutlery alter how your food tastes?? - Naked Scientists Question of the Week 12.07.092012/07/11
  201. Does ice really reduce swelling and speed up healing? - Naked Scientists Question of the Week 12.07.032012/07/03
  202. Could gene therapy be used to cheat a DNA test? - Naked Scientists Question of the Week 12.06.252012/06/25
  203. Why do women live longer than men? - Naked Scientists Question of the Week 12.06.182012/06/18
  204. Can we create a living organism from basic elements? - Naked Scientists Question of the Week 12.06.102012/06/11
  205. Do motorways create a microclimate? - Naked Scientists Question of the Week 12.05.282012/05/27
  206. Can a magnet be so powerful it crushes what it attracts? - Naked Scientists Question of the Week 12.05.212012/05/20
  207. Why do feet smell cheesy? - Naked Scientists Question of the Week 12.05.142012/05/13
  208. Why don't women have beards? - Naked Scientists Question of the Week 12.05.012012/05/01
  209. Would reading from a screen keep me awake? - Naked Scientists Question of the Week 12.04.232012/04/23
  210. Will my skin soak up the calories in skin cream? - Naked Scientists Question of the Week 12.04.162012/04/15
  211. Why don't you make best use of your energy reserves? - Naked Scientists Question of the Week 12.04.022012/04/01
  212. Is there an absolute maximum temperature? - Naked Scientists Question of the Week 12.03.262012/03/26
  213. Can you Catch Cancer? - Naked Scientists Question of the Week 12.03.192012/03/19
  214. Would you receive any warning before being squished by a meteoite? - Naked Scientists Question of the Week 12.03.132012/03/13
  215. When will indestructible plastics finally degrade? - Naked Scientists Question of the Week 12.03.052012/03/05
  216. Can you cross a kangeroo with a sheep to get a wooly jumper? - Naked Scientists Question of the Week 12.02.272012/02/27
  217. Goldfinger versus Goldmember? - Naked Scientists Question of the Week 12.02.202012/02/20
  218. Can you brew beer in zero gravity? - Naked Scientists Question of the Week 12.02.132012/02/13
  219. How much of me is the original me? - Naked Scientists Question of the Week 12.02.062012/02/06
  220. Would turning off standby devices increase my heating bills? - Naked Scientists Question of the Week 12.01.302012/01/30
  221. How does a Headache Hurt? - Naked Scientists Question of the Week 12.01.232012/01/23
  222. The Case of the Caramels - Naked Scientists Question of the Week 12.01.162012/01/16
  223. Do Sunglasses Cause Sunburn? - Naked Scientists Question of the Week 12.01.092012/01/09
  224. Why do My Feet Look Further Away? - Naked Scientists Question of the Week 11.12.192011/12/19
  225. Do fish orgasm? - Naked Scientists Question of the Week 11.12.122011/12/12
  226. Why some noises send shivers down my spine? - Naked Scientists Question of the Week 11.12.052011/12/05
  227. Why can't I focus on a reflection? - Naked Scientists Question of the Week 11.11.282011/11/30
  228. What happens when two black holes meet? - Naked Scientists Question of the Week 11.11.212011/11/23
  229. Why don't umbilical cords become tangled? - Naked Scientists Question of the Week 11.11.152011/11/23
  230. Do our pupils let in more light if we wear sunglasses? - Naked Scientists Question of the Week 11.11.072011/11/07
  231. Do humans have whiskers? - Naked Scientists Question of the Week 11.10.302011/11/07
  232. How can we avoid the effects of zero g? - Naked Scientists Question of the Week 11.10.232011/11/07
  233. Why don't black holes explode? - Naked Scientists Question of the Week 11.10.172011/10/16
  234. Can we make power from poo? - Naked Scientists Question of the Week 11.10.102011/10/10
  235. Do pregnant women breathe more? - Naked Scientists Question of the Week 11.10.032011/10/03
  236. Why do cheese and wine go together? - Naked Scientists Question of the Week 11.09.262011/09/27
  237. Is modern medicine affecting the human gene pool? - Naked Scientists Question of the Week 11.09.192011/09/18
  238. How does a calculator work? - Naked Scientists Question of the Week 11.09.122011/09/13
  239. Why do wet dogs smell? - Naked Scientists Question of the Week 11.09.052011/09/04
  240. How do solar sails work? - Naked Scientists Question of the Week 11.08.222011/08/21
  241. Do bubbles keep your bath warmer for longer? - Naked Scientists Question of the Week 11.08.152011/08/14
  242. Why do sandy footprints appear raised? - Naked Scientists Question of the Week 11.08.082011/08/07
  243. What does non-coding DNA do? - Naked Scientists Question of the Week 11.06.202011/06/21
  244. Are there more earthquakes now? - Naked Scientists Question of the Week 11.06.132011/06/12
  245. Why does cereal stick to the bowl? - Naked Scientists Question of the Week 11.06.062011/06/05
  246. When does wind chill turn to heating? - Naked Scientists Question of the Week 11.05.302011/05/29
  247. How much Fuel is too much Fuel? - Naked Scientists Question of the Week 11.05.232011/05/22
  248. Does loud music annoy whales? - Naked Scientists Question of the Week 11.05.162011/05/18
  249. How do we keep warm? - Naked Scientists Question of the Week 11.05.092011/05/08
  250. How do giraffes vomit? - Naked Scientists Question of the Week 11.04.182011/04/17
Question of the Week - From the Naked Scientists
http://www.thenakedscientists.com/HTML/podcasts/qotw/
Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...

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