BBC

Earth observation satellites are proving to be valuable tools in protecting rare sharks, say scientists.

Five doses of some inhalers are the equivalent of a nine-mile car journey, NHS advisory body says.

Big Cypress national park finds a 17ft snake weighing 140lb and carrying 73 developing eggs.

Evie, 11, has been campaigning to have a statue of one of her heroes - 19th-Century palaeontologist Mary Anning - erected in Lyme Regis. Find out more about her mission.

Drivers of older, more polluting vehicles will have to pay a fee to enter the centre of the city.

UK engineers developing a novel propulsion system say their technology has reached a new performance level.

New restrictions on drivers come into force in central London today, so how do these compare with the rest of the word?

Fine particles in the air have been linked to cancer, strokes, asthma, heart disease and possibly dementia.

An exhibition in Hertfordshire displays items for the first time since the mid-19th Century.

Secmol is an Indian school pioneering practical green education in one of the harshest environments.

Researchers from the University of Nottingham first spotted the tree in a Malaysian rainforest last August.

He taught himself to read from newspapers but went on to win a Nobel Prize.

Deadly flash floods in Iran kill dozens, and cause destruction across the country.

Scientists say natural events are driving the ice changes near Britain's Halley base in Antarctica.

Paddle boarder Lizzie Carr takes her plastic patrol to the waterways.

Researchers believe the four-metre-long mammal, found in Peru, was able to swim and walk on land.

For centuries, our lunar neighbour has been a source of fascination and inspiration for poets and artists.

"Sir David" was found swimming with a plastic flying ring stuck around its neck.

The Japanese Hayabusa-2 spacecraft is about to detonate an explosive charge on the asteroid it is exploring.

Australia's vast reef is struggling to re-grow corals after unprecedented bleaching, scientists say.