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The latest stories from the Science & Environment section of the BBC News web site.
Updated: 14 min 11 sec ago

Exotic grains from cosmos identified

Thu, 08/14/2014 - 11:41
Scientists may have identified the first known dust particles from outside our Solar System, in samples returned to Earth by a Nasa space mission.

Fish poachers targeted in crackdown

Thu, 08/14/2014 - 10:09
A crackdown on fish poaching across Wales has seen 139 people prosecuted in the first four months of the year, says Natural Resources Wales.

Rosetta: Comet probe starts work

Thu, 08/14/2014 - 08:43
A week after arriving at Comet 67P/Churyumov-Gerasimenko, Europe's Rosetta probe is busy acquiring the information needed to select a landing site.

VIDEO: Two US states 'swap weather systems'

Thu, 08/14/2014 - 08:31
Unusual weather in the Western US has caused an apparent "swap" in weather systems between Arizona and Washington State.

Pesticide ban call to save bees

Thu, 08/14/2014 - 08:16
MSPs call on ministers to ban certain pesticides in a Holyrood debate on the plight of bees.

Guinea declares Ebola emergency

Thu, 08/14/2014 - 06:56
Guinea declares a national health emergency as it battles to curb the spread of the deadly Ebola virus that has killed more than 1,000 people.

Sweat-powered 'phone battery' made

Thu, 08/14/2014 - 06:00
A battery tattoo powered by perspiration has been unveiled by chemists in California.

VIDEO: Is politics risking space projects?

Thu, 08/14/2014 - 01:46
Collaboration between the US and Russia on the International Space Station (ISS) could be jeopardised as tensions between the two nations create political disputes.

A looming crisis in space?

Wed, 08/13/2014 - 17:32
How does Ukraine crisis affect US-Russian co-operation in space?

Super-sharp Earth imager launches

Wed, 08/13/2014 - 12:01
WorldView-3, the most powerful commercial imaging satellite ever built, goes into orbit on a rocket launched from California, US.

VIDEO: Extinct mammoth 'walks on beach'

Wed, 08/13/2014 - 11:24
A "mammoth" that last walked on the Norfolk coast more than 700,000 years ago returns to the beach.

Chile quake hazards remain high

Wed, 08/13/2014 - 10:26
Scientists say the potential remains for further big earthquakes in North Chile, along the stretch of coast hit by a Magnitude 8.2 tremor in April.

Kenya 'at high risk' of deadly Ebola

Wed, 08/13/2014 - 09:48
The World Health Organization classifies Kenya as a high-risk country for the spread of Ebola, as the number of people killed by the virus rises.

Giant Amazon fish 'locally extinct'

Wed, 08/13/2014 - 09:09
A 10 foot long fish which used to dominate the Amazon river has been fished to extinction in a number of areas, a new study shows.

VIDEO: First female winner for maths medal

Wed, 08/13/2014 - 09:07
An Iranian mathematician working in the US has become the first ever female winner of the celebrated Fields Medal.

'Mammoth' returns to 'walk' on coast

Wed, 08/13/2014 - 08:58
A replica mammoth is walked along a beach in Norfolk retracing the steps of its extinct ancestors that roamed the area more than 700,000 years ago.

Syrian sarin gas chemicals destroyed

Wed, 08/13/2014 - 08:25
The international chemical weapons watchdog says all the precursor chemicals for sarin gas removed from Syria have now been destroyed.

Hemp fibres 'better than graphene'

Wed, 08/13/2014 - 03:59
The waste fibres from hemp crops can be transformed into high-performance energy storage devices, US scientists say.

Rare turtle hatches at British zoo

Wed, 08/13/2014 - 03:47
One of the world's rarest turtles hatches at Bristol Zoo Gardens.

Great Barrier Reef outlook 'poor'

Tue, 08/12/2014 - 22:52
The outlook for Australia's Great Barrier Reef is poor despite conservation efforts, with further deterioration expected in coming years, a report says.