The latest stories from the Science & Environment section of the BBC News web site.
Updated: 14 min 8 sec ago
The deadly quake in Afghanistan and Pakistan was large but mercifully deep, according to geoscientists studying the area.
More than 150 people are reported killed after a major earthquake hits north-east Afghanistan and Pakistan, with many more injured.
Processed meats - such as bacon and ham - do cause cancer, according to the World Health Organization.
The Welsh island of Anglesey has wiped out grey squirrels
Tributes are paid to the historian and biographer Lisa Jardine following her death at the age of 71 from cancer.
Watch as an ash tree is felled and part of the wood is turned quickly into a spoon in this 60-second time lapse.
Arctic sea-ice volume during the first two weeks of October was about 6,200 cubic km, according to the Cryosat spacecraft - tracking down from the high in 2013.
Can you make a moral case for eating meat?
BBC News NI's Conor Macauley joins a group of volunteers from Copeland Bird Observatory to record seals on the County Down coastline.
Archive footage has been uncovered of a group of beavers being parachuted into wilderness in the US.
Climate negotiations in Bonn proceed slowly, with the ghost of Copenhagen in attendance.
Warmer temperatures are threatening to shrink the habitat of the snow leopard, the big cat already struggling against extinction, a report says.
An image of Kerberos, one of the two tiny moons of Pluto, arrives from Nasa's New Horizons probe.
The BBC's Roger Harrabin explains how the climate change talks in Bonn work and who is there.
An "extremely rare" half male, half female butterfly is found in Hertfordshire.
Monkeys face an "evolutionary trade off" between a deep, impressive voice and producing lots of sperm, researchers discover.
Alzheimer's disease can be detected decades before onset, using a virtual reality test, a study suggests.
Plague has been a scourge on humanity for far longer than previously thought, samples of ancient DNA show.
The Indian women who answer cat calls
Negotiators meeting at UN climate talks in Germany say that questions over cash are the biggest barrier to a new global deal.