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Adam Walton meets Marc Abrahams, the man behind the Ig Nobel Prizes.
BBC Radio Wales
Adam Walton meets Prof Jocelyn Bell Burnell, astronomer and advocate for women in science.
Adam Walton meets freshwater ecologist and chairman of the RSPB, Prof Steve Ormerod.
Adam Walton previews the 2013 Bangor Science Festival.
Adam Walton celebrates the 60th anniversary of the discovery of DNA's double helix. (R)
BBC Radio Wales FM