1/3 How pioneers unlocked electricity's mysteries and built strange instruments to create it. (R)
1/6 A look at the weird and wonderful world of reproduction and inheritance. (R)
BBC Two Scotland only
1/6 Are there real tomatoes in instant soup? And how much seawater is in sea salt? (R)
BBC One except Northern Ireland, Northern Ireland HD
Ellie Harrison spends the day with expert woodsman Ben Law in West Sussex. (R)
Sir Patrick Moore, Chris Lintott and Chris North find out what the universe is made of. (R)
3/3 The expedition culminates in South America, where the puma's hunting behaviour is filmed. (R)
BBC Two England, Northern Ireland only
BBC Two Wales only
5/10 David Attenborough picks ten animals that he would most like to save from extinction.
1/8 Local celebrities explore Northern Ireland's natural world. (R)
BBC One Northern Ireland, Northern Ireland HD only
The Countryfile team explore Anglesey, Wales's largest island. (R)
Featuring wet computing prototypes and the hottest gaming titles expected this Xmas.
BBC News Channel
Guide to the latest gadgets, websites, games and computer industry news.
Saturday 10 November 2012