Ask The Naked Scientists Podcast

Why do I appear upside down in a spoon? Is the Universe getting bigger or smaller? What would Earth be like if we had two moons? What's the atomic weight of silver? Why does my bum tingle when I get my hair cut? If water can expand why can't it compact? Why do animals never run in a straight line? Like this podcast? Please help us by supporting the Naked Scientists

Can I catch germs from cockroaches? How does the shape of the ear tell you where something is? If the Universe is expanding, is it being pushed or pulled? Is rain water better for crops than irrigation? What's the difference between macro and micro evolution? Do men enjoy spice more than women? Like this podcast? Please help us by supporting the Naked Scientists

How do we tell where a sound is coming from? Why does wine taste differently after many years? Why can't we manufacture blood? Why was Pluto downgraded? Plus, a new blood test for cancer. Like this podcast? Please help us by supporting the Naked Scientists

How do mosquitoes find you in the dark? How do muons reach the earth? Do long-term partners end up looking alike? What is spooky action at a distance? Why do things go black when they're burnt? Why can I hear rain all the time? Plus, redefining the kilogram. Like this podcast? Please help us by supporting the Naked Scientists

What is deja vu? Why do certain magnets attract? Why do tea stains form in a ring? Can you scientifically work out someone's date of birth? How does mercury and lead stay in your body? Do mermaids exist? Do helium balloons defy gravity? What causes a double rainbows? Why does oxidised cholesterol cause heart attacks? Plus the life saving backpack for bees! Like this podcast? Please help us by supporting the Naked Scientists

Can overhead electrical cables interfere with radio signals? Are diesel and petrol made differently? What is a vasectomy? Can phantom limb pain be treated? Are memories passed on through your genes? How much water does it take to boil an egg? Can surgery fix collapsed vertebrae? Is a woman genetically related to her child who was concieved with a donor egg? Plus, scientists help people potentially paralysed with spinal chord injury to walk again. Like this podcast? Please help us by supporting the Naked Scientists

Why do we need sleep? How do tides work? Could aliens already be here that we simply can't detect? Plus, how being bird-brained isn't such a bad thing. Like this podcast? Please help us by supporting the Naked Scientists

How do scientists calculate the mass and velocity of planets? Why does time slow down during accidents? Is table salt bad for us? Why do cockroaches end up on their backs when they die? Will other primates become human? Plus, a lumpy Earth! Like this podcast? Please help us by supporting the Naked Scientists

Is our galaxy moving around? How did life begin? Why do my feet only sometimes sweat? How do you explain the big bang? Why do people think the moon landing was faked? Where does foam on the sea come from? Plus, the Nobel prizes! Like this podcast? Please help us by supporting the Naked Scientists

Do serious hurricanes only occur in the Northern hemisphere? Is the Y chromosome a mutated X chromosome? Does a blood transfusion change your DNA? Plus, the gene drive on the most dangerous animal in the world; the mosquito. Like this podcast? Please help us by supporting the Naked Scientists

How do we know the earth is round? Why do some people make noises during sex? Why do crabs move sideways? Why are some parts of the sea violent with lots of waves, whereas others aren't? How can smoking marijuana affect your health? How can some female bees reproduce without males? What causes motion sickness? And why do some females grow facial hair? Plus, scientists in Australia have uncovered evidence of the earliest animal... Like this podcast? Please help us by supporting the Naked Scientists

Does Mars have layers like Earth? Is shisha dangerous? Why does cold water make my toothache worse, but cold beer doesn't? Does cleaning vegetables with baking powder work? Do any two humans have the same fingerprint? Why do I sleep talk? Like this podcast? Please help us by supporting the Naked Scientists

What is so strange about a strange quark? Why do I sweat when I'm eating? Why don't things weigh more on Everest? Why does my speedometer in my car and app show different things? How does a heat shield work? How does alcohol affect people of different sizes? Chris Smith takes on your questions and more in this week's episode of Ask! The Naked Scientists... Like this podcast? Please help us by supporting the Naked Scientists

Can atoms die? How does fasting influence diabetics? If you burn polystyrene is it dangerous? Is it possible to grow trees on Mars? How important is fat for baby brains? How long before the planet is overpopulated? Do butterflies taste with their feet? Like this podcast? Please help us by supporting the Naked Scientists

Do galaxies turn clockwise or anticlockwise? What's the difference between dark matter and dark energy? Why do older people have quivering voices? Why is our planet called Earth? How do bionic eyes work? Like this podcast? Please help us by supporting the Naked Scientists

Why do women live longer than men? How do birds fly in a group? Why do loose stones hit my windshield? Why are some cremated ashes white and others grey? What's the point of a sneeze? Plus, engineering better batteries. Like this podcast? Please help us by supporting the Naked Scientists

Are phobias hereditary? Does hair grow after death? Do we really share 5% of DNA with Neanderthals? Why do some people have such good memories? Why is the sea salty? Could we lock away all the carbon dioxide? And also, how to stop the body absorbing dietary fat.... Africa - Dr Chris Smith joining us on the line. It's always a pleasure to talk to you when I can. Chris good morning,Chris - Hey Africa, it's good to catch up again.Africa - It is indeed. Let's start off with this interesting story out this week about a blocking of the uptake of fat in the intestine which could be a game changer, I... Like this podcast? Please help us by supporting the Naked Scientists

Why are some stars second generation? Why is yawning contagious? Why is the moon moving away from us? What causes lag on live broadcasts? Why can't you put metal in a microwave? How do stars form? Plus, organ transplant discovery. Chris Smith joins Eusebius McKaiser to find out... Eusebius - Our science story is a fascinating one. Bioengineers - how close are they to lab-grown lungs?Chris - Yeah amazing this isn't it? We know that millions of people around the world need organ transplants. We know that thousands, if not tens of thousands, if not hundreds of thousands of people die waiting on... Like this podcast? Please help us by supporting the Naked Scientists

Can we harness the power of the ocean for electricity? Why are some people lucky? Can I stop my plant from fruiting? Why do my eyes go red when I smoke a joint? Are cigarettes or joints worse for you? Plus, water on Mars. Like this podcast? Please help us by supporting the Naked Scientists

How much water do we lose in a day? What's the best way to drink a scotch? Can we harness the power of lightning? Can things move faster than the speed of light? Are things that burn totally destroyed? Could a cable run from earth to space to generate energy? Would exercise just before bed help weight loss? Can we have solar panels instead of windows? Plus, how does circumcising affect populations? Like this podcast? Please help us by supporting the Naked Scientists