1/2 A wolf pack returns to the snowy peaks of Washington's Cascade Mountains.
Hen harriers are persecuted because they eat grouse. Can a solution be found?
BBC Radio 4
Click is in Japan testing the tech set to power the 2020 Olympics.
BBC News Channel
In this seasonal special the team look at how autumn marks a time of transformation.
Laurie explores the lives of the producers of some of the most expensive tea in the world.
Chris Smith and Kat Arney look at diabetes research and cheap tests for infections.
BBC Radio 5 live
3/5 Brian considers the possibility of alien life - could it exist and will we ever find it?
2/5 Brian Cox tackles the question that unites Earth's seven billion people - why are we here?
18/26 Euan McIlwriath goes in search of rare and beautiful agates with gem hunter Adam McIntosh.
1/6 Fur seals and flightless barnacle goose chicks fight to survive the challenges of infancy.
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