The latest stories from the Science & Environment section of the BBC News web site.
Updated: 17 min 40 sec ago
Scientists have put together the biggest known library of bat sounds in an effort to identify and conserve rare species in Mexico.
Thousands of schools in the UK will be receiving seeds that have been in space with British astronaut Tim Peake.
Bed bugs might be developing thicker "skins" to help them survive exposure to common insecticides.
In a world first, a quadriplegic man can once again move his own fingers after a chip was implanted in his brain.
What's it going to be like to drive at 1,000mph?
A South African lion, who escaped a national park, will be rehoused with two females rather than put down - and encouraged to become an alpha male.
A tracking study shows that a small, nocturnal songbird crosses the Sahara in a single 40-60 hour flight during its spring and autumn migrations.
A natural flood management scheme saved the North Yorkshire town of Pickering from floods at Christmas, a report says.
Global sea-level rise since the 1970s has been predominantly driven by greenhouse gas emissions and not natural climate variability, a study suggests.
Professor Stephen Hawking backs a project to send spaceships to another solar system within a generation
Inky the octopus squeezed his way out of a tank at New Zealand's National Aquarium.
The Zika virus is "scarier" than first thought and its impact on the US could be greater than predicted, public health officials say.
Astronomers have defined a class of planet that have had their atmospheres stripped away by their host stars.
Some people appear to be born with 'superhero DNA' that cancels out genetic diseases like cystic fibrosis, say researchers.
A python estimated to be 8m (26ft) long has died three days after being captured on the Malaysian island of Penang, officials say.
UK astronaut Tim Peake successfully captures and berths the latest cargo ship to visit the International Space Station.
The estimated number of wild tigers in the world has risen for the first time in more than a century, say conservationists.
The number of wild tigers has gone up for the first time in a century, according to new figures released by the World Wildlife Fund.
Astrophysicists outline what Planet Nine might be like - if indeed it exists.
The private space company SpaceX successfully lands a rocket on a barge floating off the Florida coast.