BBC

The UK's biggest coffee chain says it will recycle as many disposable cups as it sells by 2020.

The space rock that exploded in 2008 seems to have come from the early Solar System.

The young female porpoise had become stranded at Grange burn near to Grangemouth.

Poland violated EU law by ordering large-scale logging in Bialowieza forest, Europe's top court says.

Karen Nyberg, who's been to space twice, answers questions from primary school children.

A senior Nasa engineer has said the first person to set foot on Mars should be a woman.

It's not as easy to recycle your takeaway coffee cup as people may have thought.

The launch of the Tess mission to find new worlds beyond our Solar System is delayed by 48 hours.

Science created a 'wonder material' in plastic; now nature is helping to unmake it.

Calaya the gorilla gave birth for the first time in nine years at the National Zoo in Washington, DC.

UK astronomer Bill Chaplin demonstrates the noises that stars make and why this is useful to know.

The Tess mission will survey nearly the entire sky and is expected to find thousands of new worlds.

A new study shows that some species may become victims of their own prestige.

Breakthrough explains why some cancers are far more deadly than others.

The international chemical weapons watchdog confirms the UK's analysis of the nerve agent in Salisbury.

Boeing and Rolls-Royce are to invest in the UK company developing a revolutionary propulsion system.

UK and Belgian scientists explore the seabed off Norfolk after prehistoric finds.

Two lakes discovered beneath an Arctic ice sheet may help us to learn about Europa's subsurface ocean.

An Atlantic Ocean circulation system that warms Europe's climate is weaker today than it has been in 1,000 years, say scientists.

The chemical fog used to hide the Tirpitz battleship in WWII stunted the growth of trees.