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Ask the Naked Scientists — Life Sciences
Ask the Naked Scientists

How many organs could you donate and remain alive? How many planet Earths could fit inside the Sun? How high is a giraffe’s blood pressure? Why is the sea blue? To find out, Ask The Naked Scientists!

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Latest Episodes:

Live from 702 HQ Mar 28, 2013

Show notes

Naked Scientists team, Ben Valsler, Chris Smith and Ginny Smith joined the 702 crew and a studio audience live in Johannesburg to talk science, build vacuum bazookas and challenge listeners' mathematical minds... Like this podcast? Please help us by supporting the Naked Scientists

Do Satellites Collide? Mar 27, 2013

Show notes

Do satellites collide? Can albinism be diagnosed on a scan? What causes the timing of the equinox to vary? Do bullets fired in the air still kill people? Can we make a human from just a genetic code? Why doesn't glue stick to the container? What's left underground once oil has been removed? And why can't we tickle ourselves? Join Dr Chris for another round up of the best science questions from South Africa. Like this podcast? Please help us by supporting the Naked Scientists

Why does Washing Shrink? Mar 15, 2013

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Who was John Snow? Why do things shrink in the wash? How does carbon dating work? Is intelligence down to mitochondria? Why does the banner also bank behind a banking aircraft? And how does the human body develop in utero? Dr Chris answers more top science questions from South Africa... Like this podcast? Please help us by supporting the Naked Scientists

How does a gastric bypass work? Mar 08, 2013

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Does a cloudy day aggravate arthritis? Was the biblical flood real? How does a gastric bypass work? Will a knife in water go blunt? Where do the skeletons on sunken ships go? Why do cats have an extra fold of skin in their ears? And why transmit electricity at high voltage? Dr Chris joins Redi Thlabi for thirty minutes of quickfire Q and A... Like this podcast? Please help us by supporting the Naked Scientists

Are urine and sweat the same? Mar 01, 2013

Show notes

How did horse meat end up in the food chain? Is baking foil bad for you? How big are viruses? How are urine and sweat produced? How do hydrogen vehicles work? And how do we measure the height of things above sea level? Join Chris Smith for this week's crop of top questions from Talk Radio 702, South Africa. Like this podcast? Please help us by supporting the Naked Scientists

How do pills know where pain is? Feb 22, 2013

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Why do ovaries run out of eggs and what affects egg quality? Why does diesel smell nice but burning engine oil is unpleasant? Do genes from genetically modified organisms get into eggs and sperm? Does lead affect behaviour? What causes motion sickness? Join Dr Chris for another run of science questions from South Africa... Like this podcast? Please help us by supporting the Naked Scientists

Are you taking the Higgs? Feb 08, 2013

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How does alcohol cause liver cirrhosis? Can we make matter massless by removing Higgs particles? How did spiders evolve web-making skills? What is insulin resistance? What does fluoride do? And do scars sustained by adults manifest in their offspring? This week Dr Chris takes on more questions from Talk Radio 702 South Africa. Like this podcast? Please help us by supporting the Naked Scientists

Why Tired Toddlers Rub Their Eyes Feb 01, 2013

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Are helium-filled balloons less likely to pop? How does a cordless toothbrush charge? Is there much mercury in compact fluorescent bulbs? Why do tired toddlers rub their eyes? Is lactose intolerance more common than it once was? And is it possible to trigger earthquakes artificially? Dr Chris answers this week's burning questions on Talk Radio 702, South Africa... Like this podcast? Please help us by supporting the Naked Scientists

How does blood doping work? Jan 25, 2013

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What is involved in blood doping in sports? Can beetroot make urine red? Can mosquitoes transmit HIV? How do dung beetles use the Milky Way to navigate? Do sneezes stop your heart? Can you hear a supernova? Could plants grow on Mars? Why do ants keep drowning in my drink? Why do we not notice Earth turning? And can flour relieve burns? Dr Chris takes on another batch of top science questions from South Africa. Like this podcast? Please help us by supporting the Naked Scientists

Making more twins Dec 21, 2012

Show notes

How box jellyfish venom exerts its lethal effect, will the World end, how were the pyramids aligned, why does humid air feel hotter, why does a hot water stream slow after the tap is opened, what causes lights to twinkle, why do humans have language, is there a way to make more twins, where do stepped-on snails go, and why do diabetics sometimes smell like pear drops? Dr Chris tackles another crop of top questions... Like this podcast? Please help us by supporting the Naked Scientists

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