Medicinal microbes for kidney stones, and musky mice

This week we dive into deep time as cosmologist Mike Hobson explains how we measure the universe, the distance of the nearest galaxy, how scientists calculate the life span of the sun, and the definition of a light year, Chris Voigt describes how he made a 100 megapixel camera from bacteria, and Derek and Dave cook up a treat in Kitchen Science. Like this podcast? Please help us by supporting the Naked Scientists

27 Nov 200559min

This week we unravel the secrets of DNA as Darren Grafham discusses the importance of sequencing genomes and how the Human Genome Project has improved medicine, Mike Majerus reveals why we look different from worms despite sharing genetic information, Anna Lacey interviews BBC producer Mike Salisbury about the new David Attenborough series, Life in the Undergrowth, and Kitchen Science goes back to school for a live DNA extraction experiment. Like this podcast? Please help us by supporting the Naked Scientists

20 Nov 200555min

This week Prof. David Pritchard gets to the bottom of why parasites may help to get rid of allergies, Elizabeth Bernays describes how caterpillars acquire a taste for plants containing toxic chemicals when they have parasites, Chris Smith visits Westbourne High School in Ipswich to carry out fitness experiments for Healthcare Science Week, and Dave and Derek go bang with an explosive electrolysis experiment in the Naked Scientists Laboratory. Like this podcast? Please help us by supporting the Naked Scientists

13 Nov 200558min

In this explosions extravaganza, John Emsley and Jacqueline Akhavan describe the chemistry behind the bangs on bonfire night, George Pendle talks about Jack Parsons and the history of rocketry, Mark Schrope comes back down to earth to describe his experience of flying into the eye of Hurricane Rita, and Dave and Derek cool us off with a home made fire extinguisher in kitchen science. Like this podcast? Please help us by supporting the Naked Scientists

6 Nov 20051h

This week we delve into the unexplained as Nick Pope discusses Britains biggest UFO case, the Rendlesham Forest Incident, Anna Lacey visits Rendlesham Forest to talk to Vince Thurkettle and Brenda Butler about their involvement in the Rendlesham sightings, Lisa Jardine-Wright discusses Mars, asteroid impacts and life on other planets, and Surendra Verma tells the true story behind his new book, The Tunguska Fireball. Like this podcast? Please help us by supporting the Naked Scientists

29 Okt 200557min

This week we get bitten by the bug as Ian Burgess talks about the nasties that nibble us in the night, William Foster discusses social insects and how individuals in colonies communicate, Bee Wilson describes the useful properties of honey, and Megan Frederickson reveals how Amazonian ants use formic acid to create Devils Gardens. Like this podcast? Please help us by supporting the Naked Scientists

22 Okt 200557min

As the flu season and the threat of avian flu comes closer, Professor John Oxford from the Royal London Hospital discusses what the flu is, where flu comes from and whether drugs and vaccines can prevent human and avian influenza. Professor Pat Troop, Chief Executive of the Health Protection Agency, describes the systems in place to stop an avian flu outbreak from spreading, and Dr Paul Digard, from the Division of Virology at the University of Cambridge, tells us how the flu virus escapes through layers of mucus in the nose. Meanwhile, in the Naked Scientists laboratory this week, Dave and... Like this podcast? Please help us by supporting the Naked Scientists

15 Okt 20051h

Stretching our grey matter this week is developmental biologist Dr Adrian Pini, who describes how our brain grows, how our brain works, and how it can become damaged, and Dr Huseyin Mehmet, who discusses the potential application of stem cells in repairing central nervous system damage. Also in the studio is Tom Smith from Cambridge University, who has designed a new pump that could help thousands of people in the developing world, and Derek and Dave perform a vanishing act in Kitchen Science. Like this podcast? Please help us by supporting the Naked Scientists

8 Okt 200558min