2/5 The author journeys to Silicon Valley to meet the men behind the internet.
BBC Radio 4
Rory Wilson discusses the tag that monitors your mood
BBC World Service
RSPB fear environment funding cuts in Scotland will have a detrimental impact on wildlife.
3/5 The author meets members of the curiously named 'peering' community.
BBC Radio 4 FM only
White middle-class settlers in edgy areas, plus how to get ahead in the media.
Can you apply Darwin's theory of natural selection to music and create the perfect song?
Thursday 9 August 2012