The latest stories from the Science & Environment section of the BBC News web site.
Updated: 24 min 22 sec ago
A mammoth effort to list all known marine life shows many species had duplicate entries in previous databases.
Video footage has been released which show the volcano eruption off Tonga which led to the creation of new Pacific island.
A new fossil discovery shows that a giant ancestor of modern lobsters used spiny 'limbs' on its head to sift food from the ocean.
Is reintroducing the big cat to Britain a good idea?
New dates for the start of the Anthropocene - the geological age of humans - have been proposed by scientists.
At a site in the Utah desert, US industry test-fires the booster that will lift the biggest rocket ever made - the Space Launch System - off the pad, to one day send humans to Mars.
Cornwall is set to become a training centre for space mission operators with a new course at Goonhilly earth satellite station.
Devon's wild beavers will be allowed to stay on the River Otter after being found clear of a disease.
New research shows that rather than using pigments, chameleons change colour by tweaking the arrangement of crystals in their skin cells.
The first truffle to have been cultivated on UK soil is harvested from a field in Leicestershire.
Fuel-free plane Solar Impulse crosses the Arabian Sea from Oman to India, setting a new distance world record for a flight in a piloted solar-powered plane.
Sarah Brightman reveals she has been working with former husband Andrew Lloyd Webber on a song she can perform while aboard the International Space Station.
BBC Horizon trails one of science's greatest quests
Video from Nasa shows how emissions could affect cloud formation and weather patterns.
The Solar Impulse 2's circumnavigation of the world means a stint of flying solo non-stop for five days across the Pacific Ocean. BBC News looks at the conditions the pilots will face.
A record-breaking attempt to fly around the world in a solar-powered plane completes its first leg, a 12-hour journey in the Gulf to Oman.
As local authority budgets are finalised this week, councils have to make tough decisions on where to spend public money,
Up close and colourful - beautiful and intricate scientific images
Are some people born with a predisposition for murder?
Plans to install energy saving smart meters in every UK home and business by 2020 risk veering off track, an influential group of MPs warns.