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Ask the Naked Scientists

Dr Chris Smith

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!

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799 episodes
Updated Friday

Episodes799

Oct 13, 2023 · 23 min
Why are there 7 years in a dog year?
Also, why do golf balls have dimples?
Oct 6, 2023 · 17 min
Does eating grapefruit affect taking medication?
And what is the difference between old and new vaccines?
Sep 29, 2023 · 20 min
Will ChatGPT replace The Naked Scientists?
Also, Why are dreams so believable? And can sunflowers absorb radiation?
Sep 22, 2023 · 25 min
Is one apple a day enough?
Why do most mammals have four limbs? What will happen when the Milky Way and Andromeda galaxies collide?
Sep 15, 2023 · 24 min
How do we know what other planets are made of?
Also, how does colour blindness work? And is there anything dangerous about mobile phones?
Sep 8, 2023 · 14 min
What's the best way to stop signs of aging?
And why are DNA tests never 100% accurate?
Sep 1, 2023 · 22 min
Why do wires always end up in knots?
Why does my nose itch when I brush my teeth?
Aug 25, 2023 · 19 min
Are there chemical elements yet to be discovered?
Is breakfast really the most important meal of the day?
Aug 18, 2023 · 19 min
When does earth's atmosphere become space?
And why is my dog biting holes in its belongings?
Aug 11, 2023 · 16 min
What holds atoms together?
Why do I find it difficult to fall asleep in a new environment? Did the moon landing really happen?
Aug 4, 2023 · 21 min
Why do fridges get lights but freezers don't?
Also, should you drink re-boiled water? and how do bees know who to attack?
Jul 28, 2023 · 20 min
What causes cluster headaches?
Are some women more susceptible to morning sickness? Can smelling experiences differ between people?
Jul 21, 2023 · 20 min
What is on the dark side of the Moon?
Also, how long do DNA samples last for?
Jul 14, 2023 · 20 min
Do artificial sweeteners cause cancer?
Why are more people right hand dominant? How did diseases evolve in tandem across continents?
Jul 8, 2023 · 21 min
What is causing climate change?
Also, what does the Adam's apple do? And what causes a spring tide?
Jun 30, 2023 · 22 min
What causes ocean swell?
Might there be ancient cities we've yet to discover? Can I become lactose intolerant later in life?
Jun 23, 2023 · 18 min
How much pressure was on the Titan sub?
Also, how big are protons and electrons? And why do all babies have straight hair?
Jun 9, 2023 · 20 min
Why is a cold called a cold?
How do we know that our colours are universal? Why do stinging nettles sting?
Jun 2, 2023 · 19 min
Why disinfectants kill only 99.9% of germs
Plus flyspray, muscle memory, king cobras and the physics of freefall...
May 27, 2023 · 19 min
Why do my flowers only smell nice at night?
What makes an appendix burst? Why do we blush?