Naked Scientists Ask The Naked Scientists SA

Can you suffocate under a duvet?

Loading player...
Why does alcohol affect different people differently? What's the difference between white and brown sugar, and is the brown form healthier? Can you suffocate under a blanket? Why have only 28 days in February? Why do wind turbines have long thin blades but room fans use shorter wide blades? Does diluting alcoholic drinks affect how drunk you become? Why is some metal okay in the microwave but other metallic objects make sparks? Join Dr Chris and 567 Cape Talk's Kieno Kammies for this week's crop of questions. As they say - don't know the answer? Ask the Naked Scientists! Like this podcast? Please help us by supporting the Naked Scientists
17 Oct 2019 English United Kingdom Science

Other recent episodes

Is static electricity down to positive or negative charges?

Why has everyone got a cold at the moment? How does an elemental diet treat inflammatory bowel disease? How does chlorine clean up drinking water? What is cholera? Can silver sterilise surfaces and water? Is static electricity down to positive or negative charge? What is reverse osmosis water filtering, and…
22 Oct 20 min

Is AI damaging our ability to think for ourselves?

How do dogs decode human speech? Can they actually understand one another, and do they bark with an accent? Also, do all animals pair for life? Why are biometric fingerprint scanners tricky for older people? And is AI damaging our ability to think for ourselves? Plus, what's the problem with…
16 Oct 20 min

Why do we get floaters in our eyes?

Who scooped Nobel Prizes at this year's ceremony in Stockholm? How concerned should we be about AI's impact on society? Why do men have larger Adam's apples? How can we make sure we eat a balanced diet? What causes floaters in your eyes? Is the expanding Universe contracting elsewhere? And…
9 Oct 22 min

Do giraffes have the same number of neck bones as humans?

Dr Chris Smith and Relebogile Mabotja explore why it's hard to reach a human in customer service. How did humans migrate from Africa, and can we trace our ancient paths? Why do people and animals have different neck sizes? Can you really hear your heartbeat when your head's on the…
1 Oct 17 min

Can curly hair straighten with age?

Dr Chris Smith and Clarence Ford discuss the world's hottest creature, why antimatter matters, whether weight-loss pills can cause blindness, and why some birds die when they fly into power cables while others can perch on them with impunity. Then, what are the risks of AI, can curly hair straighten…
25 Sep 20 min
All episodes