BBC

All living flowers ultimately derive from a single ancestor that lived about 140 million years ago, a study suggests.

A number of people across Weymouth reported seeing the phenomena earlier.

The local water board apologises for 'causing alarm' with discharge from sewage tank maintenance.

Rangers in Malawi take on the mammoth task of moving hundreds of elephants to safer national parks.

How field crickets are being brought back from the brink of extinction by a unique conservation project.

DNA analyses of tardigrades has given scientists an insight into their incredible survival abilities.

The secretion is very strong, moves with the body and sticks to wet surfaces, scientists say.

Astronomers have discovered an object that could be the first known moon located beyond the Solar System.

Christmas has come early for Lapland zoo polar bears with snow in July.

The clean air strategy should include a scrappage scheme and clean air zones, campaigners say.

Complaints from the dairy industry are dismissed as vegan group's advert is given the green light.

People wade into the water to help save a dolphin which was stranded close to the shore

Ministers will unveil a £255m fund to help councils introduce steps to deal with vehicle pollution.

Researchers living near the active Hawaiian Volcano Mauna Loa are simulating what it's like to "live" on Mars.

Nasa's Jack Fischer gives his take on this aurora time-lapse from the International Space Station.

Each wind turbine is taller than Big Ben and the farm can power 20,000 homes.

Contentment comes from paying others to take on chores such as cleaning and cooking, a study says.

China might not have the lead in research but its application of secure networks is leading the way.

There's one question the BBC's science editor keeps being asked about life on the ice.

Glacial microbiologist Dr Joe Cook on life on the ice.