Sir Patrick finds out how viewers got on identifying 55 objects in the April sky. (R)
5/6 Why do animals perfectly adapted to island life give up the ghost when new species arrive? (R)
Can an internet connection be all you need to get an Ivy League education? (R)
BBC News Channel
2/3 The cubs are now half-grown and very playful, learning the skills they'll need as adults. (R)
Matt Baker and Ellie Harrison are amongst the rolling hills and wooded valleys of Exmoor.
3/3 Dr Mark Miodownik investigates the world of the very big and very tall. (R)
3/3 How understanding the secret of electrical superconductivity could transform the world. (R)
4/8 Richard and Julia have the latest news on the three-week global wildlife event.
1/6 Neil Oliver explores the conspiracy theories surrounding the death of Lord Kitchener.
Adam Henson and Ellie Harrison go to Derbyshire and Tom Heap looks at falling bee numbers. (R)
BBC One Northern Ireland
Monday 14 May 2012