At Bristol University, researchers led by Matt Watson, a professor of geophysics, are trying to determine which particles would have the maximum desired impact with the smallest likelihood of unwanted side effects.

NEWYORKER: The Climate Fixers

Though this application had been filed before SPICE was proposed, and Mr Davidson both declared his interest and recused himself from discussions on SPICE team when advising EPSRC, Matt Watson of Bristol university, SPICE's principle investigator, was sufficiently concerned about both the application and wider issues of the sort considered by the stakeholder committee that, this week, he cancelled the balloon experiment.

ECONOMIST: Geoengineering

Other pairings included Masters champion and world number two Phil Mickelson with Rickie Fowler, the youngest player in the US team at 21, Jim Furyk and Jeff Overton, Stewart Cink and Matt Kuchar and Bubba Watson and Dustin Johnson.

BBC: Ryder Cup 2010: Harrington 'best' in Cup practice

Stewart Cink and Matt Kuchar lead Rory McIlroy and Graeme McDowell while Bubba Watson and Jeff Overton are up on Padraig Harrington and Luke Donald.

BBC: Ryder Cup 2010: US edge rain-affected first day

James Anderson, resuming new ball duties after his 20, 000-mile round trip to England for the birth of his second child, thought he had dismissed Shane Watson in the first over of the match when Matt Prior took a flying catch down the leg side.

BBC: Ashes: Chris Tremlett puts England in command

Tiger Woods, Bubba Watson, Jason Dufner, Keegan Bradley, Webb Simpson, Zach Johnson, Matt Kuchar and Phil Mickelson have already secured their places in the team.

CNN: Belgian rookie Colsaerts wins Ryder Cup wildcard