Today’s physics news: Wednesday, 15 September 2010

£130m hunt for Einstein’s gravitational waves
The hunt for one of the most elusive phenomena in the Universe, predicted by Albert Einstein almost a century ago yet never directly detected, is to step up next month when scientists start to upgrade an instrument that should find gravitational waves for the first time.
Times

Call to replace UN climate chiefs
Lord Turnbull, the former head of the UK civil service, says the government must push for new leadership of the Intergovernmental Panel on Climate Change (IPCC).
BBC