David Attenborough returns to the island of Madagascar on a very personal quest. (R)
5/6 Dara O Briain and his team of experts take a weird and wonderful look at the brain. (R)
BBC Two England only
BBC Two Northern Ireland only
BBC Two Wales only
BBC Two Scotland only
The team visit the heart of rural England, exploring the chalk-lands of the South Downs. (R)
BBC One except Northern Ireland, Northern Ireland HD
Sir Patrick Moore talks about the latest news from Messenger, the spacecraft over Mercury. (R)
1/2 Sir David Attenborough's journey begins in a forest near his childhood home in Leicester. (R)
2/2 Chris Packham examines the otherworldly phenomenon known as milky seas. (R)
A motorbike that doesn't fall over and the latest crop of tablet computers.
BBC News Channel
Guide to the latest gadgets, websites, games and computer industry news.
Saturday 8 December 2012