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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!

Copyright: © The Naked Scientists

Latest Episodes:

Where Does Belly Button Fluff Come From? Oct 08, 2010

Show notes

Are fat cells all made equal, why women glow while men perspire, the science of electromagnetic induction, what is emphysema, how are drug doses determined, is the Earth gaining weight and where does belly button fluff come from all go under the microscope in this week's Ask! the Naked Scientist from Talk Radio 702... Like this podcast? Please help us by supporting the Naked Scientists

Artificial Noses, Aeroplane Toilets and Big Brains Oct 01, 2010

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Where does the waste from an aeroplane toilet go? And could you ever really get stuck to one when pressing the flush? Do we have bigger brains than 500 years ago? And why are planets spherical? We tackle all of these questions this week, as well as finding out that researchers have created an artificial nose even more sensitive than a dog's. Plus we'll discover why onions make your eyes water... Like this podcast? Please help us by supporting the Naked Scientists

How do Dolphins Drink? Sep 24, 2010

Show notes

How do dolphins and other marine animals hydrate themselves? Can we use nanotechnology to fight disease? How does a radio-controlled clock work? We take on this variety of questions as well as find out why tea stains our cups, whether volcanic activity hollows out the earths core and why ice sticks to your tongue. Plus, we investigate if any large land animals can survive without oxygen! Like this podcast? Please help us by supporting the Naked Scientists

Tractor Beams, Phone Masts and Living in Space! Sep 17, 2010

Show notes

How does a mobile phone mast work? What affect does living in space have on the human body? Could tractor beams become a reality? We take on these space age questions in this week's show as well as reveal the land area of Earth, why people in the Southern Hemisphere don't walk on their heads, why hair looks darker when wet and why alcohol makes you feel happy. Plus, we investigate what would happen if we drilled to the centre of the Earth! Like this podcast? Please help us by supporting the Naked Scientists

Is it Safer to Kiss a Stranger or Touch the Door Handle in a Public Toilet? Sep 10, 2010

Show notes

Are we at risk when we use public toilets? What can we catch from kissing strangers? Why is it safer to eat cooked rather than rare meat? We take on these risk averse questions as well as find out how the sun burns, why children shouldn't drink coffee, the direction our blood flows around our body and how much ruminent animals and permafrost contribute to our greenhouse gases. Plus, we investigate whether it's more efficient to run our cars on a half or full tank of gas! Like this podcast? Please help us by supporting the Naked Scientists

Why do Pigeons nod their Heads? Sep 03, 2010

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Why do Pigeons nod their heads? How does food become body fat? What can you do with a ramjet? We take on these questions as well as discover how megapixels are formed, whether bees go into their hives at night and why we use CO2 in fizzy drinks. Plus, we sniff out why cows produce methane! Like this podcast? Please help us by supporting the Naked Scientists

Why are Cacti so Spiky? Aug 27, 2010

Show notes

On Ask the Naked Scientists this week, we find out how cacti can survive with very little water, and why they are so well endowed with spines! We answer your questions on asteroids, the size of the universe and the correct angle to leave the Earth. Plus, we test Dave's knowledge of anti-ageing cosmetics! Like this podcast? Please help us by supporting the Naked Scientists

GPS, Floating Bridges and Explosions in Space! Aug 20, 2010

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How did we measure geographic distances before GPS? And how do GPS satellites do it now? Would floating bridges help in Pakistan? We'll tackle all of these questions this week, as well as finding out if ice would melt in space and ifall the alcohol evaporates if you use it in cooking. Plus, whether explosions in space just keep going... Like this podcast? Please help us by supporting the Naked Scientists

Protons, Photons and Colour-changing Toys Aug 13, 2010

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How small is a proton? What is a photon? And how do colour-changing toys work? We'll find out the answers to all these questions this week, plus find out how new stars are born, how painkillers work and the effects of salt on our bodies! Like this podcast? Please help us by supporting the Naked Scientists

Lasers, Atoms and our Universe! Aug 06, 2010

Show notes

How do lasers work? Could lasers be used to treat cataracts and blindness as well as our eyesight? Why is a hydrogen atom bigger than a helium one? Why is there no oxygen on other planets? We take on these questions in this week's show as well as find out whether South American Indians can really shrink heads, whether microwaves could be altered to cool food down, if women will survuve longer than men on earth and investigate if it's possible to make artificial gravity out in space! Like this podcast? Please help us by supporting the Naked Scientists

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