50,000 tonnes of meat is recalled across Europe, as the horsemeat scandal continues.
BBC Radio 4
Raymond Mearns meets ornithologist and wildlife expert Roy Dennis.
BBC Radio Scotland
Felicity Evans follows the Pembrokeshire footsteps of abstract artist Graham Sutherland.
The future of open science? Fewer dusty journals, more research in the cloud.
Exploring early embryonic development of dinosaurs showed they wriggled in their eggs
BBC World Service Online
Friday 12 April 2013