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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:

Cancel matches to combat coronavirus? Mar 13, 2020

Show notes

Coronavirus conundrum: how best to block to the spread of the virus. Also, we discuss insect and spider bites, why plastic is such a problem for the oceans, the Mpemba effect - why hot water might freeze faster than cold water - and whether vitamins and supplements can boost your immune system... Like this podcast? Please help us by supporting the Naked Scientists

What else do mosquitoes eat? Feb 21, 2020

Show notes

Do blood groups affect mosquito preference for who they bite? What else do mosquitoes eat when they are not drinking blood? What is anger? How do blood groups work? Why do things like smoke and dirt seem to preferentially aim for our eyes? Is wildlife thriving around Chernobyl? And how far aloft is the sky blue? Join Kieno Kammies and Dr Chris Smith for the answers... Like this podcast? Please help us by supporting the Naked Scientists

What's gut instinct? Feb 14, 2020

Show notes

This week, we answer Paul's question about the size of a diamond you could make with the carbon in a piece of coal, we discuss where butterflies in your stomach come from, discuss the basis of gut instinct, and ask how much magnesium you need and how the body absorbs it. Join 567 CapeTalk's Kieno Kammies and Dr Chris Smith to find out... Like this podcast? Please help us by supporting the Naked Scientists

Did the new coronavirus come from pangolins? Feb 10, 2020

Show notes

Data on the Chinese emerging coronavirus and did it come from pangolins? Why does glassware look more shiny when wet? How does the body fight off viral infections? And what happens when you freeze breast milk? Talk Radio 702's Azania Mosaka and Dr Chris team up to Ask the Scientist! Like this podcast? Please help us by supporting the Naked Scientists

How long do viruses linger in the air? Feb 07, 2020

Show notes

What's the latest on the coronavirus situation? Do facemasks protect against viruses? Can we use nuclear bombs to combat climate change? Are artificial diamonds valuable? How long do viruses persist in the environment? What is WiFi sensitivity? Why does the Sun resemble popcorn in photographs? And why can I hear my sonic pest repeller? Dr Chris and 567 Cape Talk's Lester Kiewit for the answers... Like this podcast? Please help us by supporting the Naked Scientists

How many megapixels is my eye? Jan 24, 2020

Show notes

This week, what's the resolution of the human eye? Would nanobots be attacked by our immune systems? How small would a squash ball lump of coal be if you squished it into a diamond? Why do propellers look like they change speed, or even go backwards? And why do men's hairlines recede? Plus in the news, what's happening with this new coronavirus in China? Dr Chris chats with Kieno Kammies... Like this podcast? Please help us by supporting the Naked Scientists

Only one of my bottles of water froze Jan 17, 2020

Show notes

This week, why only one bottle of water froze while others remained liquid; do hot drinks cool you down? What's phlegm and is it safe to swallow? Is human body temperature changing? How did the NASA student intern discover an exoplanet? Are fizzy drinks safe for diverticular disease? And what's the ideal healthy diet for a human? Join Dr Chris and Kieno Kammies to find out... Like this podcast? Please help us by supporting the Naked Scientists

Can bacteria eat plastic? Jan 10, 2020

Show notes

This week, will a walk benefit my waistline; can bacteria eat plastic? Is it just humans that get prostate cancer? What limits the length of body hair? What's the physics of making a cricket ball swing? Can you combat male pattern baldness? And do sleep requirements change with age? Join Dr Chris and Kieno Kammies to Ask! The Naked Scientist and find out... Like this podcast? Please help us by supporting the Naked Scientists

What causes floaters in your eyes? Jan 03, 2020

Show notes

Welcome to 2020! And in our first show out of the gate this decade, we explore the science of excessive sweating; how you can get an egg within an egg; why dirty and clean water don't instantly mix; why people in the opposite hemisphere aren't upside down, what are eye floaters, and why does pressing on my eyes make me see bright lights? Join Dr Chris and 567 CapeTalk's Kieno Kammies to find out... Like this podcast? Please help us by supporting the Naked Scientists

Where do road corrugations come from? Dec 20, 2019

Show notes

How might a sore throat be linked to a hear problem? Are elevated toilet cisterns better at flushing the toilet? What's your take on aliens and the paranormal? What are diabetes and coeliac disease? Why does my husband yawn so much? And where do road corrugations come from? Join Dr Chris and CapeTalk 567's Melanie Rice to find out! Like this podcast? Please help us by supporting the Naked Scientists

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