A new study says the production of beef is around 10 times more damaging to the environment than any other form of livestock.
A public review into the three person IVF technique has been broadly supportive, says the Department of Health.
The Kepler Space Telescope has spotted a distant world with the longest year of any planet in the mission's inventory.
Some seals prefer to forage for food at offshore wind farms, UK study suggests.
The demand for ship identification and tracking data acquired by satellites is growing rapidly.
The European Commission has responded to criticism of its billion-euro Human Brain Project, declaring confidence that objections will be satisfied.
A sea eagle chick, featured on BBC Springwatch, which was seen being pushed out of the nest by an intruder eagle successfully flies the nest.
At least six passengers on the Malaysia Airlines plane were heading to a major international Aids conference in Australia.
British astronaut Tim Peake has picked "Principia" to be the name of his mission into space next year.
Conservationists call on the public to help survey the state of Britain's countryside by counting butterflies.
Scientists have developed a highly advanced bird song decoder, which can automatically identify the call of a vast variety of birds.
Grow-your-own pacemakers are a step closer to reality, after pioneering experiments in pigs.
Europe's mission to land on a comet was always going to be difficult, but the pictures released this week of the giant ice ball illustrate just how daunting the task will be.
A group of MIT scientists announces the development of supplementary fingers controlled by sensors attached to the human hand.
After leaders of the billion-euro Human Brain Project hit back at critics, six top neuroscientists have expressed "dismay" at their public response.
Australia's Senate votes to repeal the so-called carbon tax, a levy on the biggest polluters brought in by the Labor Party.
Geologists discover that the stress applied by gravity is what controls the shape of dramatic sandstone landmarks.
The largest ever four-winged dinosaur has been discovered in China, with remarkably long feathers on its hindwings and tail.
Diamond, nature's hardest material, has been crushed to record extremes using the "world's biggest laser".
New science minister Greg Clark says his brief is to continue the "excellent work" of his predecessor David Willetts.
The scientist Prof Stephen Hawking has said he supports a Bill to legalise assisted dying, ahead of a debate in the House of Lords.
A new helmet that allows pilots to see in the dark via an integrated night vision camera is unveiled at the Farnborough Airshow.
Europe's Rosetta probe acquires some sensational new images of its comet quarry, showing what appears to be two distinct parts in contact with each other.
The Aids epidemic can be brought under control by 2030, according to a report by the United Nations Aids agency.
Hundreds of bird-watchers flock to the Norfolk coast in the hope of catching a rare glimpse of a migratory great knot in British waters.
A climate-sceptic group founded by former Conservative Chancellor Lord Lawson is to relaunch after a complaint about its charitable status.
New Zealand approves mass poisoning to protect native wildlife.
Dolphin attacks on porpoises in Cardigan Bay leave marine scientists scratching their heads.
A marine biologist says the "horrific" sight of 55 sharks washed up on a Gower beach may be the result of trawling.
China has publicly admitted permitting the trade in skins from captive tigers, an international convention to protect endangered species hears.