5 Live Science Podcast

The new Christmas must have gadget – a kitchen that teaches you to cook and carve correctly... and in French. And a question answered about microgravity.

Dr Karl answers listeners' weird and wonderful questions about the world of science, which include - why woodsmoke can cause asthma? What causes upside down rainbows? And more on the mysteries of black holes.

Dr Karl and 'Dr' Rhod once again answer all your science questions

This week's edition of the Naked Scientist - how Earth came by its water - scientists think they've found the place in outer space where it all came from. Why people always tend to look on the bright side, often in spite of the odds - and scientists line up for the research equivalent of an Oscar

Dr Karl joins Dr Rhod to answer all your science related questions.

Find out more about the amazing powers of plastics, china's increasing space programme and how bacteria could be used for the latest type of encryption. Dr Chris Smith and his team have the answers.

Dr Karl joins Rhod to answer all this weeks science questions.

The slipperiest substance ever made, and the workings of DEET – the world’s best insect repellent

Can viruses be used as medical cures? Why birds are modern day dinosaurs? And how good is a fish's memory? just some of the weird and wonderful questions asks in the latest edition of the Dr Karl Phone-in

This week, scientists with superhero x-ray vision... well almost, the CT scanning system capable of handling some very large specimens and why playing computer games has led to a breakthrough in understanding HIV.

Are copper bands copper bottomed? Do you weigh less in the day than you do at night? Plus our old favourite String theory. Just some of the conundrums for Dr Karl this week. Dotun is ringmaster as Rhod is away.

In this special edition Dr Chris visits Lee Berger, at the University of Witwatersrand in Johannesburg to see the fossils which could revolutionise our understanding of the evolution of our species.

Dr Chris and his team discuss the virtues of yoghurt on the brain. Flat lenses and ice cold bacteria are also on the agenda.

The benefits of biting your nails, supernovas and what happens when an atom bomb detonantes are all put under the scientific spotlight of Dr Karl and Dr Rhod.

Dr Karl and Dr Rhod tackle why rocket thrusters work on the moon, what makes night fall, why rain doesn't hurt us and what causes tinnitus.

This week Dr Chrs and the naked scientists go to the University of Aberdeen to meet a scientist who's exploring the depths of the ocean and a look at Thalidomide 50 years on.

Dr Karl joins Rhod and as always tackles all your science questions.

Chris takes a look at work being done in Italy that may create a new treatment for muscular dystrophy

Dr Karl answers all your science related questions.

which is warmer, a bath with bubbles in it or one without? Just one of the stranger science stories tackled this week by Dr Chris Smith and the Naked Scientists!

The effects of adrenalin, the length of time tannins stay in the body and how long does the air last if someone's stuck in a one-metre-cubed airtight box?

How vampire bats home in on the jugular, why some depressions look like expressions and the world's scientific healdines of the week.

Dr Karl explains "Mackerel Skies", discusses a UFO sighting by a 5 live sportreader and discusses how spiders can link their webs to objects several feet in the air and several feet apart.

The fate of matter that gets sucked into a black hole, the genetic implications of organ transplants, and the use of desalination techniques to help combat drought are all explored with Dr. Karl. And he answers the question: how do you tow an iceberg?

Dr Karl joins Dr Rhod to explain why the moon glows, how waves wave and how sound is heard in the ear.