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Updated: 32 min 8 sec ago
Forest given Dark Sky honour
Galloway Forest Park is officially unveiled as the first Dark Sky Park for stargazers in the UK.
Atlantis shuttle set to blast off
The space shuttle Atlantis is scheduled to blast off from Florida to deliver equipment to the International Space Station.
Atlantis shuttle set to blast off
The space shuttle Atlantis is scheduled to blast off from Florida to deliver equipment to the International Space Station.
Apec leaders drop climate target
Asia-Pacific leaders say it will not be possible to reach a climate change deal ahead of the UN conference in Copenhagen.
Speeding bullet
Is Britain set to join the high-speed rail revolution?
Worms made into hermaphrodites
With a genetic tweak, researchers change female nematodes.
Mutant genes 'key to long life'
US scientists link long life with those people who have inherited a particular enzyme which prevents cells from ageing.
Brazil and France in climate deal
Brazil and France agree a common position on fighting global warming before the UN climate change conference.
Brazil proposes carbon cut target
Brazil offers to cut carbon emissions by 36% by 2020, in an attempt to encourage richer nations to reveal their plans.
Brazil proposes carbon cut target
Brazil offers to cut carbon emissions by 36% by 2020, in an attempt to encourage richer nations to reveal their plans.
Mystery numbers
Could Obama's Asia trip hold the key to climate summit?
Mystery numbers
Could Obama's Asia trip hold the key to climate summit?
Rosetta makes final home call
Europe's Rosetta probe makes its final Earth flyby, a manoeuvre designed to position it to chase down a comet in 2014.
'Significant' water found on Moon
Nasa's experiment last month to find water on the Moon was a major success, agency scientists have announced.
'Language gene' effects explored
The FOXP2 "language gene" in humans is barely different from the one in chimpanzees, but has massively different effects.
Big profit from nature protection
Money invested in protecting nature can bring huge financial returns, according to a study backed by the UK.
Big profit from nature protection
Money invested in protecting nature can bring huge financial returns, according to a study backed by the UK.
Predatory coral eats jellyfish
A coral is recorded eating a jellyfish for the first time, in intriguing photographs taken by scientists.
Predatory coral eats jellyfish
A coral is recorded eating a jellyfish for the first time, in intriguing photographs taken by scientists.
UK climate targets 'unachievable'
UK government plans to make carbon emission cuts of 80% by 2050 are impossible to achieve, according to an analysis.