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!
- Update frequency
- every 6 days
- Average duration
- 22 minutes
- Episodes
- 754
- Years Active
- 2008 - 2025
Electric eels to power the national grid?
Can electric eels power the national grid? What does 5% alcohol in a beer really mean? Does alcoholic hand cleanser ruin your fingerprints? Why does warm water on cold feet feel scalding hot? Is beha…
00:17:43 |
Mon 28 Jun 2021
What happened to the Wankel Rotary Engine?
This week, what happened to the Wankel Rotary Engine; why does air become thinner at altitude and thicker at depths; and why do I need to blow my nose vigorously when I first wake up but not at other…
00:28:53 |
Fri 18 Jun 2021
Why don't tennis players get one massive arm?
Which is better, male or female? Why does one nostril sometimes seem to work better than the other? Why do some birds hop but others waddle? What's monosodium glutamate and what does it do to food? W…
00:26:33 |
Wed 16 Jun 2021
How do bees make honey?
Why might it feel colder at daybreak compared with during the night? What's the best gap between doses for Covid-19 vaccines? What causes albinism and can albinos do anything to make their skin darke…
00:20:08 |
Mon 07 Jun 2021
Can dogs detect Covid-19?
This week how medical detection dogs are sniffing out Covid-19 with 94% success rates, the force powering the expansion of the Universe, how a master key works, whether parallel universes are more fa…
00:19:45 |
Fri 28 May 2021
Why sugared cucumber might taste like melon
This week, expiry dates on vaccines, what is a smell and how does the body's olfactory (smelling) system work? Why does the smell of fruits change during the ripening process? Why might sugar on cucu…
00:23:17 |
Fri 21 May 2021
Why won't water burn?
This week, the Covid-19 crisis in India and why it's happening, we discuss why water, despite being replete with hydrogen and oxygen which burn readily, is incombustible, we talk through the safety p…
00:16:57 |
Sat 08 May 2021
Why don't animals have green fur?
This week, why it's more comfortable to look at the Sun on the horizon compared with when it's directly overhead, why dogs pee on upright objects, where mosquitoes go in winter, is it normal to have …
00:20:56 |
Fri 30 Apr 2021
Low platelets, but blood clots. Why?
If the AZ vaccine causes blood clots, why do affected individuals have low platelets, which should make clotting less likely? Also, when the Earth wobbles on its axis, does the Moon's orbit also chan…
00:19:10 |
Mon 19 Apr 2021
Why halt the Johnson and Johnson Vaccine?
Chris Smith and Kieno Kammies discuss the latest on blood clots and Covid-19 vaccines, including the US and South Africa decisions to halt use of the Johnson and Johnson vaccine. Also, are the vaccin…
00:27:02 |
Fri 16 Apr 2021
Flu and Covid-19 vaccines together?
Should I get vaccinated despite previous Covid-19 infection? Can I get a combined flu and Covid-19 shot? Why can't my pharmacist give me a Covid jab in South Africa? Is a Covid-19 vaccine safe for so…
00:26:19 |
Wed 14 Apr 2021
Why do masks stop Covid-19 but not smells?
The people that don't believe Covid-19 is real, how ants smell out sources of food, how soda water makes you burp, a way to banish ants, what would you change about the human body, why masks stop Cov…
00:22:02 |
Fri 26 Mar 2021
If I've had Covid-19, do I need a vaccine?
Why are the EU posturing around AstraZeneca's Covid-19 vaccine, and what will be the consequences? And if you've already caught coronavirus, should you still get vaccinated if you are already immune?…
00:21:20 |
Mon 22 Mar 2021
Do catwalk models have more neck bones?
Why is the Moon moving away from the Earth, and what would have been the consequence of it being closer to us millions of years ago? Also, why does Covid-19 anosmia stop me smelling Vick's Vapour rub…
00:23:39 |
Fri 12 Mar 2021
Will not having sex harm my health?
Why do we fall asleep when we don't want to? Will going without sex harm your health? Why do aircraft resort to black boxes when they could send data to satellites? Why don't brakes overheat and lock…
00:23:57 |
Mon 08 Mar 2021
Why haven't we evolved not to age?
Good news on the Covid-19 vaccine front from the UK, why South Africa isn't using AstraZeneca's vaccine, is the Universe under threat from "strangelets", why has evolution not solved the ageing probl…
00:26:16 |
Sat 27 Feb 2021
Why does Covid come in waves?
Will loud music deafen my dog? Why are some dog breeds more docile than others? Why do Covid-19 outbreaks follow cycles of boom and bust? What gives a person their "second wind"? Why do ants invade m…
00:19:11 |
Mon 15 Feb 2021
Can teeth fillings tune in to radio waves?
This week we talk vaccines for Covid-19, especially the Novavax trial results, and hear why it might be possible to tune into radio waves with your teeth. We also discuss Covid and cytokine storms, b…
00:22:39 |
Fri 05 Feb 2021
Are the Covid-19 vaccines safe?
This week, Dr Chris and Kieno Kammies talk Covid-19 vaccinations, explore whether ivermectin might be a helpful coronavirus drug, explain how maggots get into wounds, unpick what's in the Covid-19 va…
00:21:33 |
Tue 26 Jan 2021
Am I a snake: my yawns spray saliva!
This week, journey times to Mars, how stars come by the matter inside them, why some people feel compelled to eat paper, how coronavirus antibody levels correlate with Covid-19 severity, whether wate…
00:20:59 |
Fri 22 Jan 2021
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