The latest stories from the Science & Environment section of the BBC News web site.
Updated: 12 min 20 sec ago
Why connecting wheelchairs to the net could save lives
New research published by the Natural History Museum has shown that it is possible to culture cells from butterfly wings to produce iridescent colours in the laboratory.
The European Space Agency releases a shape model of Comet 67P/Churyumov-Gerasimenko, which, among other things, allows enthusiasts to print their own 3D version of the "ice mountain".
At the Paris Motor Show, Theo Leggett looks at the Peugeot 208 Hybrid Air - a concept car that brings a new meaning to the term "gas guzzler".
Conservationists have revealed the latest weapon in their fight to preserve and restore threatened heath land in Dorset.
The origin of the Aids pandemic has been traced back to 1920s Kinshasa, in what is now the Democratic Republic of Congo, scientists say.
Meet Robinson - the loneliest monkey in Africa
Japan's Toyota says it will prove its critics wrong again
As many as 100 people in Texas are being checked for exposure to Ebola after a man was diagnosed in Dallas with the disease, health officials say.
New satellite data reveals thousands of previously unrecognised mountains on the bottom of the world's oceans.
British scientists are hoping robots will be able to give the most detailed picture yet of life deep below the waterline. The BBC's Science Editor David Shukman reports
A fleet of marine robots is being launched in the largest deployment of its kind in British waters.
How do domestic cats really see the world?
A shipwreck recently found in north Canada is identified as HMS Erebus - lost in Sir John Franklin's famous Victorian-era Northwest Passage voyage.
A UK study finds that the most feared predators in the sea have individual personalities, which determine how readily they socialise.
Following the announcement of fresh price cuts, dairy farmers say they will take direct action within the next four days.
Scientists identify a huge rectangular feature on the Moon that is probably the buried remains of an ancient rift valley system.
A rare clouded leopard has been hand-reared in the bathroom of a zookeeper after she was rejected by her mother.
Tens of thousands of Pacific walrus have been photographed moving ashore in northwest Alaska.
The European Space Agency produces a list of four possible locations on Mars where it could send a rover in 2018.