BBC

Scientists in the US find traces of the most widely used insecticides in tap water for the first time.

Artist Stephen Turner lived on the egg from July 2013 until July 2014.

Researchers estimate that there are 60,065 species of trees in the world.

The BBC's Pallab Ghosh has been finding out about a filter made from graphene that can turn salt water into drinking water.

Scientists have established how Britain physically split from the rest of Europe 450,000 years ago.

Study found piglets have "innate preference" for sweet flavours.

The pink, scaleless cave loach was found by divers in an underground cavern in southern Germany.

The predators use elaborate techniques to prepare octopuses for consumption, researchers say.

A new plan to tackle pollution in London

Fears are raised TB could be linked to growing numbers of red deer running wild in parts of rural Wales.

Cognitive scientist Daniel Dennett believes the human brain might not be that special.

The development could help provide clean drinking water for millions of people who lack access to safe sources.

The launch of the giant outdoor experiment will see trees engulfed by high levels of carbon dioxide.

Aquariums are quitting a Japanese zoo body to avoid a ban on a controversial method of catching dolphins.

Scientists dose trees with atmosphere of the future to see how much they can swallow.

Scientists are learning even if you ignore politics, politics won't ignore you.

A leading biologist says Scotland's native honey bees are being threatened by imports brought in because of the hobby's growing popularity.

The gas argon tells scientists that the atmosphere at Mars was once as thick as it is on Earth today.

Research reveals the toxic secret behind the fang blenny's pain-free bite.

A film of Bubba the "football playing" tortoise has clocked up millions of views after it was posted online.