Pay particular attention to the jockey wheels (these are small wheels in the chain cage of the rear mech that guide the chain round the sprockets) because they pick up hard-packed dirt from the chain.

BBC: Sport

Previewing ideas he will set out in full with a speech on Tuesday to the independent Resolution Foundation - whose work is devoted to diagnosing the problems affecting low to middle income earners - Mr Boles proposes a philosophical shift that should guide the next round of spending cuts due for 2013 or 2014.

BBC: UK Politics

SocialGuide, which received first-round funding earlier this year, tracks social conversation to act as living, breathing TV Guide.

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Trying to "nip round ticking off the sites will drive you crazy" as there are hardly any fast roads, the guide said.

BBC: Wales shrugs off 'lonely' tag