5 Live Science Podcast

This week Dr Chris Smith and his Naked Scientist colleagues report on the chemical recipe for making tomatoes taste great, and the world’s biggest diamond that’s being built in Britain.

On the latest edition of Dr Karl, how your microwave oven can interfere with your home Wi-Fi. How to control the Flow of Heat, with layers just atoms thick. And does caffeine dehydrate you?

How can you walk without splilling coffee, and can actor Anne Hathaway affect the world economy?

Science news with Dr Chris Smith and colleagues. This edition; burning up body fat, the reason why dinosaurs with wind may have "wreaked" havoc with the cretaceous climate and the chimp that plans missile attacks on zoo visitors.

Dr Karl joins Dr Rhod to answer your science questions. This week; where do all the seeds come from and an eyewitness to ball lightning joins us to describe his experience.

Dr Rhod and Dr Karl are joined by food specialist Professor Charles Spence to deal with such tricky questions as; where does the skin on the porridge pan come from?

Dr Chris Smith and the Naked Scientists explore..: why women have evolved out of having beards and hairy chests, and scientists have discovered how homing pigeons’ brains respond to the Earth’s magnetic field enabling them to navigate.

Dr Karl and Dr Rhod discuss the scarcity of helium, the peculiarities of marsupials and the physics of coffee cups.

Why there's so much water underground, a new way to work paralysed body parts by reading brain activity, and a way to heal injured heart tissue by converting scar tissue back into healthy cardiac muscle. They're issues occupying the Naked Scientists this week.

Why aren't humans more hairy? How does a diesel engine work and what exactly is Dr Karl's new planet. That's all on the agenda this week for Dr Karl and Dr Rhod.

On the weekend of the one hundredth anniversary of the sinking of the Titanic, we're taking a look at a NATO technology being delivered by Rolls-Royce to rescue people from an equally tragic situation - a sunken submarine.

Dr Karl answers listeners' questions about the weird and wonderful world of science, including; the similarity between bird and dinosaur eggs. How can we know the universe is seventy billion light years wide. And do humans burn carbon like coal?

Why it would take 42 minutes to fall down a hole through the centre of the Earth.....can we be harmed by fish excrement ......and is it possible that a man's headache goes away whenever he gets close to his wife?

This week we learn how some 2.7 billion year old fossilised raindrops have revealed what Earth's early atmosphere was like, and the reason why your body still wants that cheese sandwich despite the scales saying it shouldn't!

Dr Karl and Dr Rhod discuss aspirin for daily use, why some people don't seem to feel the cold and why do some people like some tastes and not others?

This week on the Naked Scientist - a way to predict heart attacks that are about to happen, a way to block baldness, and we know there's an absolute zero for temperature, but is there an absolute maximum that you can't exceed?

Dr Karl and Dr Rhod try to answer your science questions. This week we ponder why animal eyeballs don't freeze in the Arctic and the relief of the Einsteinian Relativists.

Dr Karl joins Dr Rhod to answer your science questions. Counting calories, making rain and LEDs making more light than they should are just some of the mysteries delved into.

On the latest editon of the Naked Scientist - Antimatter, the rules of physics say there should be at least as much antimatter in the Universe as there is matter, the material that we are made from. But scientists can't find it, suggesting either that we've got something wrong, or something else very exciting and important must be happening. Also, why the hand you type with can affect how you feel...

Dr Karl and Dr Rhod join forces to examine solar flares as one heads towards the earth. Microwaves and electromagnetic pulses are also under the spotlight.

Why the working classes are more gentlemanly than the upper classes, how hippos can select the sex of their offspring, and the discovery of a device which stops people talking.

Is the moon moving away from us and what could that mean...how much salt is too much...and why are water molecules like boomerangs?

Dr Chris Smith and colleagues talk us through the week's science news including the recreation of 30 thousand year old flowers and the importance of what mothers eat before conception.

Why juicing greens might not be the best idea, exactly what sound is and why planets are spherical are all under the microscope as Dr Giles joins Dr Karl.

Dr Chris Smith and colleagues explore one of the biggest computers that's getting bigger and one of the smallest computers that'll be with us soon. Also, what do some fruit flies use alcohol for?