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Updated: 2 years 14 weeks ago
Bear facts
They hum when happy, and "flutter" as they mate
Karmic Koala
The latest version of Ubuntu is released
Isle squirrel crosses to mainland
Red squirrels found on the isle of Anglesey have crossed over to the mainland for the first time in decades, say experts.
Particle beams injected into LHC
Particle beams have been injected into the Large Hadron Collider for the first time since September 2008.
Is this hole too tidy to have been caused by a meteor crash?
Scientists suspect a large crater found in a field in northern Latvia was not caused by a meteorite.
Long in the tooth: Age catches up with even the fiercest of animals
Scientists reveal that old age catches up with even the fiercest of wild animals.
New Nasa rocket set for flight
A rocket designed to replace the aging space shuttle is set for its first test-flight, despite questions over its future.
Climate map shows human impacts
A map designed to show the predicted effects of a 4C rise in average temperature have been unveiled by the UK government.
S Korea clone scientist convicted
A South Korean court convicts disgraced cloning scientist Hwang Woo-suk of embezzlement over his stem cell research.
Science 2.0
The web tools transforming life in the lab
Green room
Sustaining the ocean and the bounties it provides
Paint 'to thwart chemical attack'
Scientists plan to develop a paint coating for military vehicles which would soak up chemical agents and then decontaminate itself.
Antibody 'fixes internal bleeds'
US scientists say they have discovered an antibody that could minimise the damage caused by major traumas.
Darwin teaching 'divides opinion'
Millions of adults across the world think evolutionary theories should be taught alongside creationism in schools, a survey suggests.
'Freezer plan' bid to save coral
The prospects of saving coral reefs now appear so bleak that plans are being made to freeze samples for the future.
Shark mums 'invest' in newborns
Sharks produce pups with super-sized livers that provide them with a source of nutrients to survive early life.
Energy watch
The TVs that save power every time you look away
Earth Watch
Copenhagen climate countdown: Deal or no deal?
Energy reports 'a waste of time'
A former Tomorrow's World presenter brands the system used to assess the energy efficiency of homes as "insane".
Tiger skin trade in China exposed
An undercover investigation by an environmental campaign group reveals the continuing trade in tiger skins in China.
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