BBC

An activist hopes to pick up a million cigarette butts from his local beaches to draw attention to the plastic they contain.

Russian officials now say a hole in a spacecraft docked at the space station was caused by a drill.

A year after breaking away from Antarctica, the world's biggest iceberg is finally on the move.

Some species of plant have evolved to take up metals like nickel and iron, without being poisoned.

The room has been transformed in honour of pioneering palaeontologist Mary Anning.

The nation is united behind drought-hit farmers, but some query the merits of "special treatment".

Marine biologist Melissa Marquez shares a dive on the Great Barrier Reef, and tips for swimming with sharks.

National Museum officials in Rio de Janeiro say almost 90% of the collection was destroyed by fire.

Over the next two years, the UN hopes to secure a treaty to protect two-thirds of the world's oceans.

Many Japanese people who recycle their household plastic would be shocked to know where it ends up.

It was also the hottest summer for England since records began in 1910, the Met Office says.

The National Museum of Brazil, home to some 20m items spanning centuries, is devastated.

The sunfish, normally found in the tropics, was recorded off Skye and Ardnamurchan last week.

This team of women are protecting elephants in the South African bush from ivory poachers.

A new technique picks out patterns in DNA mutation within cancers to forecast future genetic changes.

Scientists believe a genetic code could help protect golden eagles in the wild.

UK researchers decode the golden eagle genome - the blueprint for the 'king of birds'.

Police and wildlife experts say some drones are being flown dangerously close to breeding birds and animals.

A "micro-fracture" from a possible collision with a rock fragment sets off alerts on the ISS.

Insect crop damage could result in the loss of two loaves out of every 12 by the century's end.