First Earth-sized planets spotted
BBC News, 20.12.2011 20:00
Astronomers in the US have detected the first Earth-sized planets, which are orbiting a star similar to our own Sun.
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Frankincense trees' bleak future
BBC News, 21.12.2011 02:09
Frankincense - a traditional staple of the Christmas story - faces an uncertain future, according to researchers.
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Looking for benefits in birdsong
BBC News, 21.12.2011 02:11
Conservation charities and academics begin a three-year research project to find out whether hearing birdsong has any impact on people's mental wellbeing.
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Book lists Amazon's plant bounty
BBC News, 20.12.2011 15:23
The UN co-produces a study listing the scientific details of Amazon plant species that can be harvested for economic or medicinal purposes.
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'New metal type' at Earth's core
BBC News, 20.12.2011 14:43
Under the extreme conditions present in the Earth's interior, a common metal oxide changes its electrical properties without changing shape.
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New approach to malaria vaccine
BBC News, 20.12.2011 16:00
A potential new malaria vaccine has shown promise in animal studies, according to research.
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Mexico closes huge rubbish dump
BBC News, 20.12.2011 02:33
Mexico City closes one of the world's biggest landfill dumps, where most rubbish will now be recycled or turned into compost and green energy.
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VIDEO: Rare pygmy hippo caught on camera
BBC News, 19.12.2011 16:26
Scientists catch a rare glimpse of the elusive pygmy hippo in Liberia.
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Aquarium breeds rare golden frog
BBC News, 20.12.2011 14:16
A critically endangered species of Madagascan frog is bred successfully for the first time at a Scottish aquarium.
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Experts source Stonehenge rocks
BBC News, 19.12.2011 14:30
Experts say they have confirmed for the first time the precise origin in west Wales of some of the rocks at Stonehenge.
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