Ask the Naked Scientists

Why are stars and planets round? Could a helium balloon ever continue into space? Is the moon bombarded with asteroids? Is it possible to create a flying saucer? We answer these questions on this week's Ask the Naked Scientists. We'll also investigate the future of our evolution, reveal why spiders don't stick to their webs, andfind out why soap stings our eyes so much! Like this podcast? Please help us by supporting the Naked Scientists

How are gemstones formed? Why do we get brain freeze when eating Ice Cream? What is Renault's disease? We find out in this week's Ask the Naked Scientists, as well as discover how helicopters hover in one place, how some people avoided death during the plague, if fireworksare damaging to our environment and why we get body odour. Like this podcast? Please help us by supporting the Naked Scientists

Is it possible to make a car go 1000mph? Should we believe our cars or our Sat-Navs when calculating our speed? Why can we sometimes see both the Sun and the Moon in the sky? We solve these mysteries on this week's Ask the Naked Scientists, as well as find out if wejump higher when the Moon is above us, reveal the world's oldest known vegetables, investigate the flu vaccine and discover how to create lightning in a microwave oven! Like this podcast? Please help us by supporting the Naked Scientists

Why are some clouds dark? Why don't bees stick to their own honey? Why is UV light good for skin conditions, when we know it damages the skin? All these questions and more can be found in this week's Ask the Naked Scientists! Plus, why archaeologists think TB arose as a result of people coming together to live in early villages, and how meteorites lock away the secrets of the solar system. Like this podcast? Please help us by supporting the Naked Scientists

Why are Geckos feet so sticky? Can it snow on mars? Is it possible for someone to spontaneously combust? We answer these questions this week on Ask the Naked Scientists. We also find out why lemons float more than limes, reveal the correct terminology for the himalayas and how thisregion can control weather conditions on the rest of the planet,uncover what will happen when the sun stops burning andinvestigate how magnets work. Like this podcast? Please help us by supporting the Naked Scientists

What is fusion? Can we achieve cold fusion? How useful is nuclear power and is it safe? We look into these questions on this week's Ask the Naked Scientists. We'll also be finding out how sailing ships avoid the wind andwhy venomous snakes don't poison themselves, plus dig into how carbon dating works and reveal why ducks don't sink in water. Like this podcast? Please help us by supporting the Naked Scientists

What colour will the end of the universe be? How can the moon look orange? Why can't we fly individually with jetpacks? We answer these questions on this weeks Ask the Naked Scientists. We also find out if bigger brains means dumber people, if the use of polystyrene in our soils can poison our food and reveal how to move a tin can without touching it! Like this podcast? Please help us by supporting the Naked Scientists

Red tongues, intestinal bacteria, appliances on standby and gut-busting stress levels all go under the microscope for Dr Chris's examination in this weeks Ask the Naked Scientists, when we'll also find out why an alternator connected to an electric car is a non-starter and what on Earth is nuclear fusion? Like this podcast? Please help us by supporting the Naked Scientists

What is the Large Hadron Collider? How can a particle accelerator simulate the big bang? What are our options for energy in the future? Dr Dave tackles these questions on this weeks Ask the Naked Scientists.We also find out why the moon doesn't rise and set like the sun, how ships can carry heavy cargo without sinking and why melting icebergs won't actually change our sea levels. Like this podcast? Please help us by supporting the Naked Scientists

Could you stop yourself ageing by travelling at the speed of light? Why aren't we full of someone else's DNA after a blood transfusion? How do trees drink? All these questions and more will be answered this week on Ask the Naked Scientists! We'll also be finding out why the expanding universe is like a balloon and how you can lose weight (but not mass) in space. Like this podcast? Please help us by supporting the Naked Scientists