Alle episoder

Does water boiled in a microwave oven taste different from kettle-heated water? How long does it take the body to absorb a drink of water? Does too mu...

Why does running water make us want to go to the bathroom? What is IQ, and can you improve it? What is a Pica craving? Why isn't sperm damaged when it...

Do the newly released UFO files matter? Why do people tend to live longer in the 21st century? Why do women live longer than men on average? What impa...

Is time a physical thing? How do trees know what season it is? What causes different-sized tides? Can cannibalism cause brain disease? Do all watches ...

Why are humans so sensitive to the smell of rain? Do statins cause dementia? What is the storage capacity of the human brain? How can I remember all t...

How does polio cause disease? Why does ice added to a drink not make the glass overflow when the ice melts? What's the point of the appendix? Is old p...

Do dogs dream? Can someone who was born blind dream? Do animals have souls? Do certain eye colours have more advantages than others in terms of sight?...

How does the heat shield protect the Artemis II astronauts on their return to Earth? What caused the craters on the Moon? Can the materials in cooking...

Why some people can't say their Rs; why is perception of time so context dependent; what's the nutritional value of long life milk; what determines ho...

On this week's show, why dogs don't live as long as humans. Also, why do we feel cold when our skin is warm to the touch? Do we all see colours the sa...

This week Clarence Ford and Dr Chris discuss NASA's DART mission to defect an asteroid, why we can't tickle ourselves, whether lung capacity affects t...

This week, Dr Chris Smith and Sara Jayne Makwala King get to the bottom of IBS, why women living together often synchronise menstrual cycles, why we g...

In this week's show, how scientists discover Russia's use of frog neurotoxin epibatidine to kill political opponent Alexei Navalny, why some people ar...

How did life on Earth begin? Why is glass clear when sand is opaque? What is foot-and-mouth disease? Why do some people's accents change when they emi...

Do animals enjoy views like we do? Why are some elephants born without tusks? Why do some people pass out on roller coasters? Is there a cure for dizz...

What is consciousness? What is the Nipah virus? What is an induced coma? Is there an official scale for pain? Can you think yourself better? How can y...

Why does a glass of water help settle a sore throat? What are the best ways to help heal a slipped disc? Which part of the brain helps us make decisio...

Why does knocking your elbow unleash a distinctive "funny bone" jolt? Are we born with a sense of thirst? What are we seeing when we see things glow u...

Should we pull the plug on AI? Is talent inherited? Do other mammals have prostate glands? How closely have we studied the bones of fish? If nothing s...

Does a USB stick, or a mobile phone, weigh more once it's filled with data? What's the placebo effect, and how does it work? How does the human papill...

Today, Chris Smith tackles a whole host of health-related questions. We explore the impact of a meat-based diet, whether it's a good idea to drink fiz...

This week, Chris Smith and Clarence Ford tackle the big science questions of the week, including how to perform a circumcision safely; can our eyes po...

Why do dogs make a beeline for underwear and smelly socks? Also, do we really get taller at night, why do some colours reflect and others absorb light...

Are any people particularly susceptible to alopecia-linked hair loss? Also, what causes eczema and why does it keep recurring, why are the progeny of ...

In Ask! the Naked Scientists, Dr Chris Smith answers listeners' medical questions. This time, what causes a black eye? How can we alleviate the pain f...

Is an elephant really a close relative of a hyrax? What are blood groups? Is there really such a thing as a selfish gene? How did males and females ev...

Are some people missing arm muscles? Are there other muscles that we're losing? Can bats and moles actually see? Can the side effects of prostate surg...

What happens to helium balloons that float away? Are satellites safe from terrorist attacks? Why does the truth hurt? Why does some poo float after fl...

Why does La Nina cause more rainfall in South Africa? How can we keep our skin moist without buying products? Is it possible to be averse to iron in y...

It's another jam-packed episode of Ask the Naked Scientist, illuminating listener questions - in all their usual, rich variety - with fascinating scie...