The latest stories from the Science & Environment section of the BBC News web site.
Updated: 59 min 16 sec ago
Anti-fracking demo in Enniskillen
About 100 people gather in Enniskillen to demonstrate against the use of fracking to extract gas from shale rock in County Fermanagh.
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Oil spurs Canadian PM China visit
Canadian Prime Minister Stephen Harper will visit China next week to discuss Canada's oil products, after the US blocked a key pipeline.
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Prince optimistic for fisheries
Prince Charles says there is a reason to be optimistic about the state of the world's oceans, but it is "critically urgent" to tackle overfishing.
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Do the dead outnumber the living?
Do the dead outnumber the living - or is it the other way round?
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Totally tropical at Kew
A tour of Kew's Royal Botanic Gardens' exotic orchids
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Green void looms after Huhne departure
What does Huhne’s departure and Davey’s arrival mean to ‘the greenest government ever’?
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Largest optical telescope created
Astronomers at the Paranal observatory combine four telescope to create the world's largest virtual device with a 130m-mirror.
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Striking galaxy image from Hubble
The Hubble space telescope captures an image of a "barred spiral" galaxy that could help us better understand our own Milky Way.
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Olympics shoot for green medal
Will London 2012 fulfil its ‘Greenest Olympics’ pledge?
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VIDEO: Lifting the Cutty Sark into place
The historic tea clipper will be reopened to the public in spring 2012. Part of the conservation work included lifting her three metres off the ground.
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Malaria toll 'is twice as high'
The number of deaths worldwide from malaria has been underestimated, according to data published in the medical journal the Lancet.
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VIDEO: Art by animals goes on show
A work of abstract expressionism by a chimp and a still life of a flower by an elephant are part of a new exhibition in London of artworks created by animals.
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Giving an invasive water pest the bullet
Wrestling one of the UK's most invasive pests
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VIDEO: 'Green' tour of London Olympics site
A look around the site of what is pledged to be the "greenest ever" Olympic Games.
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In pictures: Science meets art
Winners of science photography contest dazzle
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Brains may be wired for addiction
Abnormalities in the brain may make some people more likely to become drug addicts, according to scientists.
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Super-Earth 'could support life'
Astronomers have found a fourth planet with conditions similar to Earth, which they say could support life.
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Analysis: Pharmaceutical woes
Why the pharmaceutical industry is under pressure
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Seagrass age surprises scientists
Meadows of seagrass, a keystone species in marine ecosystems, found in the Mediterranean Sea are likely to be tens of thousands of years old, a study shows.
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More Galileo satellites ordered
The German-UK consortium building the operational spacecraft for Europe's Galileo sat-nav system wins a contract to provide an additional eight units.
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