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

Last updated on  October 25th, 2014

Science chief warns on acid oceans: Click here
The UK's chief scientist says the oceans face a serious and growing risk from man-made carbon emissions.

EU leaders agree CO2 emissions cut: Click here
The EU agrees what it calls "the world's most ambitious" deal to cut greenhouse gas emissions by at least 40% by 2030, overcoming deep divisions.

Google boss sets new skydive record: Click here
Google executive Alan Eustace breaks the world altitude record for a parachute jump set two years ago by Felix Baumgartner.

First transplant of 'dead' heart: Click here
Surgeons in Australia say they have performed the first heart transplant using a "dead heart".

Sci-fi short promotes comet mission: Click here
The European Space Agency releases a short sci-fi movie to promote its audacious bid to land on a comet next month.

North America experiences eclipse: Click here
Skywatchers in North America are treated to the final eclipse of the year.

Legal fight begins to save beavers: Click here
Campaigners start legal action to prevent the government from capturing a family of wild beavers.

Turtles tracked on swimming frenzy: Click here
Small tags stuck to the undersides of baby loggerhead turtles are used to follow the animals' frenetic first hours.

Monster shark 'kept whales in check': Click here
The extinction of the biggest shark known to science may have triggered whales to grow to their current hefty sizes, a study suggests.

Farmland birds show rapid decline: Click here
Farmland birds are at their lowest levels since records began, according to government figures.

DNA yields secrets of human pioneer: Click here
DNA analysis of a 45,000-year-old human has helped scientists pinpoint when our ancestors interbred with Neanderthals.

Significant Bronze Age pottery find: Click here
A significant Bronze Age pottery find is made during an archaeological dig on the east side of Lewis, in Scotland.

Mystery of giant arm dinosaur solved: Click here
Two dinosaur skeletons have been unearthed in Mongolia, solving a mystery that has baffled palaeontologists for 50 years.

Slumbering lions win top photo prize: Click here
A black and white image of lions resting on a rock outcrop in the Serengeti has won the 2014 Wildlife Photographer of the Year award.

Wind farms outstrip nuclear power: Click here
The UK's wind farms generated more power than its nuclear power stations on Tuesday, the National Grid says.

Roman gums 'healthier than ours': Click here
People living in Roman Britain had healthier gums than their modern-day descendants, a feat of archaeological dentistry shows.

The Queen sends her first tweet: Click here
The Queen sends her first tweet to launch the London Science Museum's ambitious new Information Age gallery.

Physics reveals how nature sparkles: Click here
Researchers reveal that the same physical mechanism is behind many of nature's most dazzling shines.

Gladiators were 'mostly vegetarian': Click here
Roman gladiators had a diet that was mostly vegetarian, according to an analysis of bones from a graveyard where the fighters were buried.

Sex emerged in ancient Scottish lake: Click here
The first animals to copulate were small fish that lived 385 million years ago in what is now Scotland, a study suggests.

Man walks again after transplant: Click here
A paralysed man becomes the first in the world to walk again following a pioneering therapy which involved transplanting cells from his nose into his severed spinal cord.

Mysterious US space plane returns: Click here
An unmanned US military plane on a secretive two-year mission in space has returned to Earth in California.

Audi claims self-drive speed record: Click here
Audi says one of its self-drive test cars topped 149mph (240km/h) at a race track in Germany, beating a human-driven version.

Pesticide bans 'could hit UK crops': Click here
The EU's decision to ban the use of some pesticides could threaten UK crops, increase food prices and hit farmers' profits, a report claims.

Europe 'will fail to protect climate': Click here
IPCC expert says EU's plan consigns future leaders to “extraordinary and unprecedented” CO2 cuts.

UK city planning advice for China: Click here
UK planning experts are to advise Chinese mayors on the benefits of building environmentally friendly cities.

African solar plan to power UK homes: Click here
Investors are seeking funding from the UK government for an ambitious plan to import solar energy generated in North Africa.

Aussie bees fight 'hive wars': Click here
Bee colonies in Brisbane are waging war for months on end, according to a new study, and the victorious swarms are taking over the hives of rival species.

New disease 'killing amphibians': Click here
A deadly new disease has emerged in Spain that is wiping out amphibians, scientists report.

Threatened birds of prey 'vanish': Click here
Two of the rarest birds of prey in England, which had been satellite tagged, vanish in unexplained circumstances.

Hyenas feast at vulture restaurants: Click here
"Restaurants" of dead meat set up for endangered vultures also attract an undesirable clientele of hyenas and jackals, according to a six-year study.

Brazil releases 'good' mosquitoes: Click here
Brazilian researchers release thousands of mosquitoes infected with a bacteria that suppresses dengue fever into the environment in Rio de Janeiro.

VIDEO: Farmland birds show rapid decline: Click here
Farmland birds are at their lowest levels since records began, according to government figures.

VIDEO: Battle over the Great Barrier Reef: Click here
Expanding coal mining operations along the Queensland coast could threaten Australia's treasured Great Barrier Reef.

VIDEO: Chimps carry out night time raids: Click here
Wild chimps carry out night time crop raids, footage reveals, suggesting the animals are being pushed into more risky behaviour.

VIDEO: Orphan baby elephant rescued from well: Click here
An elephant calf has been air rescued after he fell down a well in the remote region of Milgis Lugga in Northern Kenya.

VIDEO: Charge for carrier bags in Scotland: Click here
A public awareness campaign is being launched to highlight the carrier-bag charge which has come into force in Scotland.

VIDEO: EU pesticide ban 'threatens crops': Click here
A report published today claims that banning too many pesticides will lead to lower yields on farm, which in turn could result in an increase in food imports, and job losses

AUDIO: Are we alone in the Milky Way?: Click here
Prof Brian Cox muses on whether life here on Earth is unique within the Milky Way and what this might mean.

VIDEO: Origins of intercourse traced to fish: Click here
Scientists believe they have traced the origin of copulation to fish found in a Scottish lake 385 million years ago.

Baffling ballet: Click here
Can science explain the flocking habits of starlings?

Autumnwatch returns to Leighton Moss: Click here
Stags, starlings and more turn out for Autumnwatch

Egyptian obelisk revealed anew: Click here
Egyptian hieroglyphs seen in a new light

Photos capture beauty of Greenland: Click here
Australian photographer explores Greenland's ice sheet

Search for world's smartest city: Click here
Two very different paths to smarter cities

Chimps filmed in 'daring' food raids: Click here
Footage reveals wild chimps on night-time crop raids

Hobbit find rewriting human history: Click here
Tiny species found a decade ago in Indonesia caused big rethink

Rosetta comet: More black swan than yellow duck: Click here
A fascination of comets is their blackness

Ebola: How many people have died?: Click here
Why we don't know how many people Ebola has killed

Life Story with David Attenborough: Click here
David Attenborough's new series on the journey through life

The First Spacewalk: Click here
How the first human to walk in space nearly didn't return to Earth

Ebola treatments - how far off?: Click here
How far away is a treatment and vaccine?

Should spy-planes fight US crime?: Click here
Hi-res surveillance system causes US controversy

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