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PROGRAMME PROGRAMME INFO PROGRAMME DETAILS FINDER: Thursday 21:00-21:30 Thursday 29 June 2006 A-Z Directory Leading Edge brings you the latest news from the Audio Help Listen Again world of science. Geoff Download/Podcast Watts celebrates discoveries DON'T MISS as soon as they're being What's On Listings talked about - on the Presenters internet, in coffee rooms and bars; often before they're published in PROGRAMME journals. And he gets to SCIENCE PUZZLES GENRES: grips with not just the News|Curr't Affairs science, but with the Maths, Physics, Chemistry, controversies and Genetics, Nature... Can you Arts and Drama conversation that surround solve our Science Puzzles? it. Comedy|Quizzes CROP BOOST FROM CO2 IN PREVIOUS PROGRAMMES Science Contact Leading Edge DOUBT 22 June 15 June Religion|Ethics LISTEN AGAIN 30 min Global warming will reduce crop 8 June History yields in many regions of the Listen to the Latest 1 June developing world, but the thinking Factual Programme 25 May has been that the increasing CO2 13 April 6 April TOP PROGRAMMES PRESENTER level in the atmosphere will boost 30 March THIS WEEK: GEOFF WATTS grain production in the temperate Latest Programme The Archers world. Globally, a grain shortfall in SCIENCE PROGRAMMES the tropics will be balanced by a In Our Time Adventures in Science bonzana in the North. Today Programme Another Five Numbers The Art of Indecision Home Truths However, a compilation of recent A Brief History of the End of Everything I'm Sorry I Haven't findings from CO2 enrichment Connect a Clue experiments with crops such as The Cosmic Ocean Woman's Hour wheat, rice, soya bean and maize Creative Genius Electronic Brains Afternoon Play suggests grain plants do not prosper Five Numbers Gardeners' Question nearly as much with extra CO2 in Frontiers Time the air than previously thought. A Further Five Numbers Hitchhiker's Guide to the You and Yours Future Front Row Professor Stephen Long of the In Einstein's Shadow University of Illinois in Urbana Leading Edge The Lopsided Universe Messageboards Champaign talks about the latest Making a Human Alien Radio 4 Tickets findings. The Material World The Mozart Effect "If what interests you are Radio 4 Help Publish or Be Damned new and exciting ideas, REFITTING THE Red Planet it's science you should be Relatively Einstein turning to. And whether HUBBLE SPACE TELESCOPE Reith Lectures 2003 Contact Us it's the Human Genome Scars of Evolution Project or the origins of Jeff Hoffman was one of the Self-Made Things Like this page? the Universe, Leading The Serendipity of Science Send it to a friend! Edge is the place to hear astronauts who fixed the blurred Small Worlds about them." vision of the Hubble Space Think About It Telescope in 1993. This weekend the Unearthing Mysteries Geoff Watts space agency NASA hopes to get its What Remains to Be shuttle fleet back to regular flights Discovered? The Zippe Type The Zippe Type with the launch of the shuttle Discovery. If the safety concerns MESSAGE BOARDS surrounding the shuttles can be Join the discussion: Radio 4 Science solved, a return visit to the Hubble Let us hear your views on our is on the cards for 2008. environmental, health, nature and science programmes

In a special report for Leading Edge, BBC Health Jeff goes to NASA'S Goddard BBC Science & Nature Spaceflight Centre where engineers BBC Weather: Environment are rehearsing that mission already. He hears about how the next repair and upgrade mission will be that much easier than it was for him in 1993.

WHY ARE IMAGINARY VOICES MOSTLY MALE

Imaginary voices - auditory hallucinations - are a common symptom of schizophrenia. Brain scanning research at the University of Sheffield is beginning to explain how the voices are generated by the brain, and why 70% of patients describe the voices they hear as male. Dr Michael Hunter talks about his team's latest findings and hypothesis.

FORWARD LOOKING LOGIC OF THE AYMARA LANGUAGE

Dr Raphael Nunez of the University of California, San Diego has been studying an intriguing and unique aspect of the Aymara language. Aymara is spoken by about 2 million people in the Andean regions of Chile and Bolivia. In Aymara, metaphors for the future always imply that what has yet to happen lies behind the speaker, whereas metaphors about the past place history in front of him.

RELATED LINKS Stephen Long: University of Illinois Science Magazine BBC News: Shuttle launch Hubble Space Telescope at NASA Space Telescope Science Institute Academic Clinical Psychiatry: University of Sheffield Schizophrenia Cognitive Science: University of California, San Diego BBC Radio 4 Science BBC Science and Nature The BBC is not responsible for the content of external websites