BBC

Thousands of people gather in London, as students around the UK miss school to call for action.

A British-led mission demonstrates a projectile that could one day be used to clear up space junk.

New footage from a space mission shows the latest idea to collect space junk.

Across the UK, students are set to take part in a climate strike, but will it make a difference?

A bald eagle had to be rescued after a 20cm ice ball grew on its tail.

The UK and US governments have announced a £25m upgrade to the machines that detected gravitational waves.

Anglian Water admits ammonia discharge from a recycling unit killed big bream in the River Cam.

The abandoned Chernobyl exclusion zone could be about to change for the first time since the world's worst nuclear disaster.

Some early studies in mice suggest drugs can be developed to halt mental decline, say scientists.

Thick ice and a lost sub bring an end to the search for the famous Antarctic explorer's sunken polar yacht.

Britons are being urged to write a poem, letter or story to celebrate the woodlands of the UK.

Every Friday morning, 13-year-old Holly Gillibrand skips school for an hour to demand more is done over climate change.

Greta Thunberg spoke to the BBC in September, but since then she's become a global phenomenon.

The 15-year mission of "Oppy" the robot is declared over after repeated failed attempts to contact it.

The US space agency's InSight mission positions the second of its surface instruments on Mars.

It's thought to be the first time the rare animal has been photographed in Africa in a century.

The new species were found after three years of extensive explorations in the Western Ghats.

Conservationists from Chester zoo are conducting the first ever study of the animals, in Uganda.

Scientists release rare footage of the secretive giant pangolin to highlight the scaly mammal's plight.

One small town has become a dumping ground for the world's waste and it's causing a stink.