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PODCAST

Ask The Naked Scientists SA

Naked Scientists

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...

science

All Episodes

24:09

Why is it dark in space?

Ask The Naked Scientists SA ·

2020/12/08

An update on the Pfizer vaccine for Covid-19, the lotto likelihood of sequential winning numbers, why swallows congregate around motorway bridges, the logistics of keeping the Covid-19 vaccine cold, and why is it dark in space? Also, why is there a Covid-19 vaccine in 10 months but no HIV vaccine after 4 decades, would we still have tides without the Moon, and why is the Moon white since the sky is blue? Join Dr Chris and 567 CapeTalk's Kieno Kammies for the answers... Like this podcast? Please help

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24:12

Why shave sheep in winter?

Ask The Naked Scientists SA ·

2020/12/04

Why shear a sheep in winter when it's cold? And can animals count? Why do geese and turkeys chase people? Also, how does coronavirus infection alter our sense of smell and taste? How do artificial sweeteners work? And when it comes to survival of the fittest, what constitutes "the fittest"? What brings asteroids onto a collision course with the Earth? Dr Chris joins Kieno Kammies to answer this week's crop of farmyard-inspired - and other - questions... Like this podcast? Please help us by

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21:12

Can we taste through our fingers?

Ask The Naked Scientists SA ·

2020/11/27

Why did touching something make me taste metal? Also, what's the best liver detox, why does listening to loud music stop a stammer, does music help attention deficit disorder and is sunrise to the south even in the southern hemisphere. We also wonder whether perpetual motion is possible, why the sun can make some people sneeze, why ice cubes sometimes crumble, and how some fruits encourage others to ripen. Join Dr Chris Smith and Kieno Kammies for the answers... Like this podcast? Please help us by

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16:14

Why does my Coke froth up when I add ice?

Ask The Naked Scientists SA ·

2020/11/17

Why does my Coke froth up when I add ice? How is an oesophageal stricture treated? Does immunity to other coronaviruses confer immunity to Covid-19? Can cats smell things that are poisonous? Why do athletes place their hands on their hips after exercise? And how do fingers help with heat control. Join Dr Chris Smith and Talk Radio 702 Azania Mossaka for all the answers... Like this podcast? Please help us by supporting the Naked Scientists

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21:39

Why fidgeters are less fat

Ask The Naked Scientists SA ·

2020/11/06

This week, why teenagers can feel moody, what causes restless leg syndrome, fidgeting and obesity, Covid-19 genetic risk factors, whether potatoes can prevent night cramps and arthritis, and the effects of Epsom salts. Join Dr Chris Smith and 567 CapeTalk's Kieno Kammies for this week's crop of questions and answers... Like this podcast? Please help us by supporting the Naked Scientists

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22:13

Do named painkiller brands work better?

Ask The Naked Scientists SA ·

2020/11/04

What's the best way to avoid mosquito bites, and a suggestion that tomatoes ward the insects off. Also, why cookers heat some parts of pans better than others, the mind-over-bladder effect when you really need to go, why generic drugs are no different to named brands, why oil makes a rainbow effect on water, if a previously transplanted kidney could be re-used elsewhere, and the toxicity of ozone. Join Dr Chris Smith and 567 CapeTalk's Koketso Sachane for the answers... Like this podcast? Please

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24:46

Why only use big dogs as sniffer dogs?

Ask The Naked Scientists SA ·

2020/10/30

Vitamin D for coronavirus? Narcissism and the brain. Why use big dogs as sniffer dogs? Understanding conversations in noisy places, and why that gets harder as we age. Why does my hand itch before I receive money? Is the new coronavirus linked to type I diabetes in children? And attaching significance to coincidence! Join Dr Chris on 567 CapeTalk for all the answers... Like this podcast? Please help us by supporting the Naked Scientists

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20:08

Would a fat person last longer in a famine?

Ask The Naked Scientists SA ·

2020/10/26

Can omnivores switch their diets to survive on whatever is available? Would a fat person last longer in a famine? How does serology help in the management of Covid-19? Could we use GM technology to develop a healthy form of tobacco? How and why do chameleons change colour? Why does ice stick to your skin? Why does a shop-bought chicken have tender meat and softer bones? Join Dr Chris Smith and Talk Radio 702's Azania Mossaka for the answers... Like this podcast? Please help us by supporting the

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21:29

What would a brain transplant feel like?

Ask The Naked Scientists SA ·

2020/10/19

The virtual reality system for visualising molecules, where Covid-19 came from, what would a brain transplanted individual experience, where did all the dust go when Beirut blew up recently, and why is smoking addictive? Join Dr Chris Smith and Talk Radio 702's Azania Mossaka as they delve into the answers... Like this podcast? Please help us by supporting the Naked Scientists

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18:15

How does all that web fit inside a spider?

Ask The Naked Scientists SA ·

2020/10/17

How a tiny spider can spin so much silk, how the moon's cycle affects human behaviour, the effect of body weight on bone mass, the reason people have consciences, and the way to become a scientist all get discussed this week. Join Dr Chris Smith and Kieno Kammies for the answers... Like this podcast? Please help us by supporting the Naked Scientists

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20:03

How does body weight affect the skeleton?

Ask The Naked Scientists SA ·

2020/10/12

Hyenas everywhere in the Kruger, but why so many? How does the human skeleton respond to changing body weight? Why remove and dump a whale carcass when it would rot down naturally? How long does the Covid-19 coronavirus remain viable in the body? Why is the sky blue? And is there a probiotic answer to body odour? Join Dr Chris Smith and Talk Radio 702's Azania Mosaka to find out the answers... Like this podcast? Please help us by supporting the Naked Scientists

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25:16

Donald Trump diagnosed with Covid

Ask The Naked Scientists SA ·

2020/10/02

Donald Trump diagnosed with Covid-19, SNP MP Margaret Ferrier takes two trains despite coronavirus infection, and the answers to why toddlers have potbellies? Can free-divers get the bends? How does sunscreen work? What's actually inside a black hole? And why do we itch, and what's the point? Join Dr Chris Smith and Kieno Kammies from 567 CapeTalk as they shoot the scientific breeze... Like this podcast? Please help us by supporting the Naked Scientists

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22:51

Toilet bleach: what's best, thick or thin?

Ask The Naked Scientists SA ·

2020/09/25

Would a baby exposed to 5 languages from birth learn all of them? Toilet bleach: what's best, thick or thin? Are new varieties of fruits equally good for you? What's the proof for absolute zero? How are radio and TV audiences measured? What causes high pitched sounds in the ear that appear to come from nowhere? Join Chris Smith and Kieno Kammies for the answers... Like this podcast? Please help us by supporting the Naked Scientists

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21:31

How does alcohol in hand sanitiser work?

Ask The Naked Scientists SA ·

2020/09/20

How do different tasks recruit different parts of the brain? What's the story of potential life on Venus? How long to boil the perfect egg? What's homocysteine and how much is a safe level in the blood? How does alcohol in hand sanitiser work? What's the most intelligent animal? Are smartphones changing our brains? And does same sex attraction occur in wild animals as well as humans? Join Dr Chris Smith and Kieno Kammies for the answers... Like this podcast? Please help us by supporting the Naked

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23:50

Covid-19: Has the world over-reacted?

Ask The Naked Scientists SA ·

2020/09/13

What causes new infections, like Covid-19, to emerge in the first place? Why does the same temperature seem to feel colder in the day than it does at night? Why have we locked down the world for Covid-19 when it seems less serious than we first thought? We also talk about the symptoms of long-Covid, and explain how the heart formed back in evolutionary history, with Dr Chris Smith and 567 CapeTalk's Kieno Kammies... Like this podcast? Please help us by supporting the Naked Scientists

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25:08

Would sea level rise if we all went swimming?

Ask The Naked Scientists SA ·

2020/09/07

Why does sugar get onion smells off my skin? Are aluminium cooking pots harmful to health? Why don't hail stones make holes in leaves? What causes heart palpitations? If we all went swimming at the same time, by how much would the sea level rise? Why are covid swabs so long? How are fibre optic data transmission rates so high? Why can I hear my own heart in my ears? Join Dr Chris Smith and 567 CapeTalks Koketso Sachane to find out... Like this podcast? Please help us by supporting the Naked

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16:45

Asymptomatic Covid-19, and where space starts

Ask The Naked Scientists SA ·

2020/09/04

At what temperature does the new coronavirus survive the best? Is there a tension between science and religion? Are food additives harmful? Why is covid aysymptomatic in some people, and when are we infectious? Where does the Earth stop and space begin, and do we switch off our sensation when we go to sleep? Dr Chris and Talk Radio 702's Azania Mosaka have the answers... Like this podcast? Please help us by supporting the Naked Scientists

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24:10

How animals eat venomous snakes and not die

Ask The Naked Scientists SA ·

2020/08/31

Join Dr Chris and 567 CapeTalk's Kieno Kammies to hear why certain sounds make us shudder, whether you should sunbathe in winter, why Donald Trump is orange, what makes a crescent moon, why animals can eat venomous snakes and not be poisoned, the evidence that we really went to the moon, how is electricity made, and what is the best way to manage insomnia? Like this podcast? Please help us by supporting the Naked Scientists

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20:17

Why do I look upside down in a spoon?

Ask The Naked Scientists SA ·

2020/08/24

This week climate records and snow in Australia. We also explain why reflections in a spoon are upside down? Would an astronaut adrift in space be fried, frozen, or both? How did the guy who invented a clock know the time? What links the ABCC11 gene and earwax? Why do only certain species look after their young? Is a vegan diet healthy for a growing child? And what are the bright silver sparkles when looking at a bright blue sky? Join Dr Chris Smith and Talk Radio 702's Azania Mosaka... Like this

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27:32

Will living next to a 5G mast harm my health?

Ask The Naked Scientists SA ·

2020/08/21

How do induction loops in the road control traffic lights? Are there any health threats from 5G masts? Why do we yawn and why are yawns infectious? What guided ancient civilisations when they built landmark structures? What is tinnitus and can we treat it? Do birds fly in the rain? And what causes tennis elbow and how do I treat it? Join Dr Chris Smith on 567 CapeTalk for the answers! Like this podcast? Please help us by supporting the Naked Scientists

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