Ask The Naked Scientists SA

NAKED SCIENTISTS  |  Podcast , ±23 min episodes every 1 week, 2 days  | 
Why scratch your head if you don't know the answer? What about the Earth made the dinosaurs so big? Why does the Universe spin? Is the Sun seem brighter in the morning than the evening? Are autistic people particularly at home with computers? Why do effervescent tablets fizz only in water? Why do Parkinson's patients sleepwalk without difficulty? Plus, news of a decoy molecule that can treat dwarfism and what earwax has revealed about blue whales...

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21
FEB

What else do mosquitoes eat?

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
14
FEB

What's gut instinct?

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
09
FEB

Did the new coronavirus come from pangolins?

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
07
FEB

How long do viruses linger in the air?

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
24
JAN

How many megapixels is my eye?

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
17
JAN

Only one of my bottles of water froze

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
10
JAN

Can bacteria eat plastic?

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
03
JAN

What causes floaters in your eyes?

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
20
DEC
2019

Where do road corrugations come from?

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
13
DEC
2019

Virus vs bacterium: what's worse?

What's an exponential dilemma? Why do copper bangles make your wrist go green? What causes hot flushes associated with menopause? Which is worse, viruses or bacteria? Why put power points at floor level? Can ketamine be used to treat mental illness? And why don't the bubbles from cracked joints cause an air embolism? Join Dr Chris and Kieno Kammies for the answers... Like this podcast? Please help us by supporting the Naked Scientists
09
DEC
2019

Is mercury in vaccines safe?

Why are preservatives, including mercury compounds like thiomersal, added to vaccines? What is "invert sugar" and is it better for my teeth? How does is "aquamation" - the alkaline hydrolysis equivalent of a cremation - work? Is crude oil the same stuff everywhere, or does the composition vary? Can you clean your teeth with bicarbonate of soda? Why do knuckles crack? And what actually is "acidity". Join Dr Chris and Kieno Kammies for all the answers... Like this podcast? Please help us by supporting the Naked Scientists
29
NOV
2019

How do hard water and soft water differ?

How does water-based water-repellent paint work? Did a burger on top of my normally vegetarian diet cause my belly ache? Why has no one invented a silent vacuum cleaner? And if an egg yolk ruptures, does that mean the egg is bad? Also, why the obsession with electric cars: surely hydrogen is the future? How do hard and soft water differ? And can blue-eyed parents have a brown-eyed baby? Join Dr Chris and Kieno Kammies for the answers on this week's Ask! The Naked Scientists... Like this podcast? Please help us by supporting the Naked Scientists

447 episodes

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