Bill Oddie presents the rook.
BBC Radio 4
Adam Walton visits Glyndwr University's innovative optoelectronics centre.
BBC Radio Wales
Second chance salad. How farming in the industrial heart of Bristol is changing lives.
At the mercy of people smugglers, how do refugees make their often perilous journeys?
BBC World Service
2/3 How scientists' attempts to decode the order of the elements was driven by false starts.
4/10 A look at the challenges young animals face, from their first steps to leaving home.
Stephen Fry recalls the unnecessary panic that surrounded the so-called Millennium Bug.
Dai Jones yn ymweld â Richard Paul a'r teulu, ar eu fferm yn ardal Arncliffe, ger Skipt...
2/8 How bumblebees are the key to producing the perfect tomato.
2/12 Steve Backshall abseils into a glacier and has a close encounter with a humpback whale.
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