1/3 A new baby is born, but her first few weeks look set to be the most dangerous of her life. (R)
Click steps outside of the gates of MIT into the city which is its host. (R)
BBC News Channel
Mike Williams asks why we build tall buildings
BBC World Service
Adam Walton finds out about the upgraded Large Hadron Collider. (R)
BBC Radio Wales
Chris Sperring visits Gloucestershire to find out why ducks 'dabble'.
BBC Radio 4
Includes Rachael Garside on falling grouse numbers and the National Park Monitoring Scheme
Matt Baker and Ellie Harrison explore Suffolk, finding out about erosion. (R)
David Attenborough presents the sanderling. (R)
BBC Somerset's weekly look at rural news, countryside issues, wildlife and local events.
The people smugglers, the rescue mission and the politics behind the rising death toll.
9/13 Guy Raz looks at ideas about what makes us successful. With motivation guru Tony Robbins.
BBC Radio 4 Extra
Join Mark Stephen and Euan McIlwraith for the latest outdoor activities.
BBC Radio Scotland except MW
The CLEVER project that aims to curb mobile phone waste
Nicholas Crane visits Bamburgh in Northumberland, whose castle sits on a basalt crag. (R)
BBC Two Wales only
1/10 David Attenborough narrates the story of a leopard mother and her two cubs. (R)
Answering questions from everyday chemistry to quantum physics.
BBC Radio Cambridgeshire
In Pembrokeshire for St David's Day, Anita Rani visits the most westerly farm in Wales.
A look at how the elk fawns of Yellowstone defend themselves against predators. (R)
Following the ponies of the New Forest in Hampshire. (R)
2/11 Darryl Grimason finds out more about what lies on the seabed off Rathlin Island. (R)
BBC Two Northern Ireland only
A team of experts stays up all night to track the sleep patterns of a host of animals. (R)
Laurie Taylor explores migration in contrasting contexts. (R)
Does the government have a duty to feed us? Or should we each look after our own table?
BBC Two except Wales
"You don't look like an archaeologist." An Egyptologist & a shipwreck diver dish the dirt