Cary Fowler from the Global Crop Diversity Trust discusses his plans to develop a global system for conserving the biodiversity of all agricultural crops, which would include installing giant freezers inside a mountain at the North Pole.
In the newsjam, we look at plans for high-speed rail in the UK, the carbon footprint of babies, what triggers geckos' famous grip, and why beekeeping is becoming the latest craze.
Tents, scruffy people, mud, primitive latrines ... and quantum physics? A group called Guerilla Science has been pitching both its tent – and a scientific message. Frank Swain reports from the Latitude festival as the scientists got down and dirty with the revellers.
The Guardian's Science Book Club has been tackling Stephen Hawking's A Brief History of Time. Our literary guru Tim Radford kicked off proceedings and stirred up a hornet's nest by suggesting that one of the ingredients for the book's phenomenal success might be Hawking's boast that he was trying to "understand the mind of god".
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