BBC News - Science & Environment
Updated: 14 min 59 sec ago
Roger Harrabin visits a factory in Wales that is using ice to make fridges more economical.
US scientists produce their most precise date yet for the colossal landslide that shaped the big red canyon running through what is now Zion National Park.
Researchers invent a DNA "tape recorder" that can trace the family history of every cell in a body.
All references to climate change's impact on World Heritage sites in Australia are removed from a UN report after a government request.
The water vole has become Britain's most endangered mammal, but a project in Worcestershire is trying to reverse the decline.
Stone rings thought to be created by Neanderthals have been found in France
A new room is being inflated on the side of the International Space Station.
The Royal Navy is investigating claims the wreckage of a British submarine lost during World War Two has been discovered off the coast of Sardinia.
The sun-powered aircraft Solar Impulse has landed in Lehigh Valley, Pennsylvania, after a near-17-hour flight.
HS2 is an over-priced, gold-plated project and will fail in many of its objectives a group of transport experts warns.
Shareholders at Exxon Mobil AGM reject most proposals but voted in favour of a resolution that could see a climate activist elected to the board in the future.
Researchers investigating a cave in France have identified mysterious stone rings that were probably built by Neanderthals.
The contract is signed that will lead to the construction of one of this century's key astronomical facilities - the European Extremely Large Telescope.
A possible grizzly-polar bear hybrid has been shot by a hunter in northern Canada.
Chicxulub drill project declared a success
A study finds that bizarre, tentacled worms which live attached to crayfish are at risk of extinction, alongside the crayfish themselves.
A news crew has been filming tornados outside Dodge City in Kansas. At least two people were injured in severe storms.
The sun-powered aircraft Solar Impulse takes off from Dayton, Ohio, on a 750km flight to Lehigh Valley in Pennsylvania.
Dosing farm animals with antibiotics increases greenhouse gas emissions from cow dung, research suggests.
Stunning photos of Yellowstone beauty spots in 1871 and today