The latest stories from the Science & Environment section of the BBC News web site.
Updated: 7 sec ago
A hero’s astonishing 500km trek to safety
A 30ft (9m) crack appears along the cliff top at Birling Gap in East Sussex.
The BBC's David Shukman goes behind-the-scenes at a waste-handling site in Ellesmere Port, Cheshire, which is on standby to receive 150 tonnes of chemicals from Syria.
UK site set to destroy Syria's chemical weapons
A previously unidentified female mummy was killed in a ritual sacrifice in South America, new research has found.
A rare example of a type of prehistoric rock art, that could be 5,000 years old, is uncovered in the Highlands.
An award-winning conservation project to save the Tahiti monarch faces threats from rain, rats and fire ants.
Uncovering what lies beneath the world’s most notorious prison
Scientists say they've found a mechanism by which the scent of pine forests can limit the impacts of global warming.
The science team sifting data from Nasa's Kepler space telescope says it has identified 715 new planets beyond our Solar System.
The ancient Manx trees revealed by the storms
Archaeologists have mapped the remains of a Roman school of gladiators on the banks of the Danube in Austria.
Making sure the brakes work on Bloodhound
World-renowned climber Hamish MacInnes believes this winter in Scotland's mountains has the most snow since 1945.
More than 20,000 crops, including the first shipment from Japan, arrive at the "Doomsday seed vault" as the Arctic depository marks its sixth anniversary.
Scientists think they can now explain the astonishing discovery of a graveyard of fossil whales in Chile that accumulated more than five million years ago.
The scale of ancient woodland being lost to development in Britain is being made worse because of a lack of accurate data, say campaigners.
Gamekeepers in Scotland stepping up their campaign to end the ban on the docking of working dogs' tails.
Record numbers of malnourished seabirds are being washed up on beaches following storms, say experts.
Scientists in Scotland are given a £4.2m grant to develop new technology to test for one of astronomy's most elusive targets - gravitational waves.