The latest stories from the Science & Environment section of the BBC News web site.
Updated: 19 min 1 sec ago
US electric carmaker Tesla Motors unveils batteries that can power homes and businesses in a bid to expand beyond its vehicle business.
Areas of airspace where human use is restricted could help to protect billions of animals, scientists say.
England is set for more record-breaking warm years like 2014, say scientists.
The migration of the eagle hunters
After a decade in space and four years in orbit, Nasa's Messenger spacecraft reaches the end of its mission and crashes into the surface of Mercury.
One in six species on the planet could face extinction due to the effects of climate change if nothing is done to reduce emissions, according to analysis.
There have been stunning scenes at Hawaii's Kilauea volcano which has been overflowing lava.
Modifying the DNA of embryos is a "line that should not be crossed" and poses serious safety and ethical issues, a leading figure in US research says.
UK scientists hunt for comet remains on Mercury
Blue Origin, the US space company set up by Amazon entrepreneur Jeff Bezos, says it has conducted the first test flight of a new sub-orbital vehicle, reaching an altitude of 93km.
An American vet has claimed to have decoded the language that cats use, believing that cats use more than a dozen sounds, each having its own meaning.
After a decade in space and four years in orbit, Nasa's Messenger spacecraft will end its mission on Thursday by crashing into the surface of Mercury.
How thorn bushes and donkeys could save Africa’s predators
Pluto may have a polar cap of nitrogen ices. This is the tantalising prospect revealed in the latest images to come down from the New Horizons spacecraft.
The US state of California has stepped up its attempts to reduce greenhouse gas emissions by setting tough new targets for 2030.
Wild beavers living in the Tay and Earn have adapted well to living in Scotland, studies by Scottish Natural Heritage suggest.
The Supreme Court has ruled that the UK government must draw up plans to reduce air pollution by the end of this year.
The permanent headquarters of the Square Kilometre Array - the world's biggest radio telescope - will be based in Britain.
A Russian spacecraft delivering supplies to the International Space Station is out of control and will fall back to Earth, unnamed officials say.
Europe's Sentinel-1a satellite gets its first good look at the aftermath of Saturday's big quake in Nepal.