The Naked Scientists Podcast Folgen

Can you electrocute weeds? Why do teeth go wobbly? And which cells last a lifetime? In this bumper edition of the Naked Scientists, we tackle your pressing science questions and find out how the shuttle manoeuvres in space, what makes wounds itch, whether reverse osmosis can make moonshine and if static can stick a cat to a wall. Plus, how diamonds deal death to tumours, cooperation in the elephant world and an update on the Japanese earthquake situation. We also hear how a hairy leg can help you bend water to your will, and Diana discovers why potato peelers never need sharpening! Like this podcast? Please help us by supporting the Naked Scientists

From anti-ague to anti-Alzheimer's agent: over the 112 years since it was first trademarked, Aspirin has evolved from popular painkiller to powerful preventative against heart attacks, strokes and even cancer. In this week's show we trace its history from the extraction of aspirin-like chemicals from willow bark to the creation of the drug itself. Plus, in the news, how the chemistry of life could have come to Earth in a meteorite and why we need to be careful with stem cells: a new study finds they have an above-average mutation rate. Also, a new technique to etch graphene sheets with... Like this podcast? Please help us by supporting the Naked Scientists

Just the bare bones this week as we find out how exercise strengthens the skeleton and how new scanning techniques can help to pick up osteoporosis earlier and inform its management. We also try out a new gadget for measuring the force muscles can apply and, in the news, discover what a self-healing tumour can tell us about common cancers, evidence that mammalian hearts can repair themselves and a new laser-based tool for diagnosing melanoma. Plus, how the bones of people who died up to a hundred years ago are helping scientists to combat chronic back pain by building a computer model of the... Like this podcast? Please help us by supporting the Naked Scientists