- Twitter buys London-based Tweetdeck.
- Imperial researchers determine that the electron is round.
- Pigs are to be allowed to root around in a Holland Park meadow.
- Tory councillor resigns after it's revealed that he was serving on two councils.
- The Royal Free is one the country's worst hospitals for geriatric care.
- BAA boss robbed at knifepoint.
- First look at the Maritime Museum's new wing.
Twitter moment, by Luca Monti via the Londonist pool.
