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Like football, science is an international endeavour complete with its own stars.
BBC World Service Online
Tweets from the tractor cab - Sarah Swadling explores farmers' use of social media.
BBC Radio 4
5/6 Michael Blastland invites us to discover the way we think, behave and make decisions.
Alice Roberts finds urban wasteland being transformed into productive agricultural sites.
Adam Walton finds out about chocolate - the chemistry, the psychology and the nutrition.
BBC Radio Wales
Five year old children in South Korea build and programme their own robots
Wednesday 3 April 2013