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BBC News - Science & Environment

The latest stories from the Science & Environment section of the BBC News web site.

Prince optimistic for fisheries
Prince Charles says there are reasons to be optimistic about the state of the world's oceans, but it is "critically urgent" to tackle overfishing.
Largest optical telescope created
Astronomers at the Paranal observatory combine four telescope to create the world's largest virtual device with a 130m-mirror.
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.
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.
Brains may be wired for addiction
Abnormalities in the brain may make some people more likely to become drug addicts, according to scientists.
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.
Humble moss 'brought on ice ages'
Research shows that primitive moss-like plants could have helped cool the Earth 470 million years ago, bringing on mini ice ages.
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.
Mega volcanoes 'may be predicted'
The eruption of some of the largest volcanoes on the planet could be predicted decades before the event, research suggests.
Super-Earth 'could support life'
Astronomers have found a fourth planet with conditions similar to Earth, which they say could support life.
MP's call to pardon 'hero' Turing
An MP tables a motion calling for computer pioneer Alan Turing to be posthumously pardoned over a conviction for gross indecency.
'Supergiant' found in deepest sea
A huge crustacean called a supergiant - more than 30cm long - has been discovered 7km down in the waters north of New Zealand.
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.
Spider sex trick boosts paternity
Some male spiders voluntarily "castrate" themselves during sex in order to increase their chances of fathering offspring, according to a new study.
Science decodes 'internal voices'
Researchers turn brain waves from thoughts of words into actual words, in a breakthrough that could benefit comatose and locked-in patients.
Self-steering bullet researched
US researchers are developing a bullet that guides itself to a laser-illuminated target. But an expert is concerned it may be sold to the public.
Isolated Peruvian tribe pictured
A Spanish archaeologist has snapped the most-detailed pictures ever seen of an "uncontacted" tribe in the Amazon.
Skin transformed into brain cells
Skin cells have been converted directly into cells which develop into the main components of the brain, by researchers in California.
Gorillas grin 'to reassure pals'
Gorillas bare their teeth in a playful "grin" to reassure one another as they play, scientists discover.
Rhino poachers in SA get 25 years
Three Mozambicans are sentenced to 25 years each in a South African court for rhino poaching, according to the South African national parks body.