BBC

Melting Arctic sea ice may be about to open up the Northwest Passage to cargo shipping.

Nasa's Kepler telescope, which has been looking for inhabitable worlds, has run out of fuel and will look no more.

Construction had halted in 2015 amid protests from native Hawaiians who consider the land sacred.

A team of UK scientists have claimed the record for decoding the world's longest DNA sequence.

The British-led mission to test techniques to clear up space junk initiates its second experiment.

America's audacious mission to "touch the Sun" has now got nearer to our star than any previous human-made object.

Brazil's highly biodiverse Cerrado is being destroyed for soybean production, conservationists say.

A WWF report blames "exploding consumption" for average losses of 60% among vertebrates since 1970.

Experts worry this will increase demand for the animals and jeopardise efforts to protect them.

The animals have been getting fishing nets stuck to them or rings trapped on their necks.

The delights of chocolate were first discovered in the Amazon rainforest about 5,000 years ago.

A Powys captive breeding project aims to give water voles a fighting chance of a revival.

A new study shows that rising temperatures drive the disappearance of mountain-top bird species in Peru.

Urban areas need to cherish wetlands as a natural defence against flooding, experts warn.

Trains that emit pure water could be in the UK by the "early 2020s", according to the government.

The chancellor says councils in England will get an extra £420m in his Budget to fix potholes.

The transport secretary says the government will back major development on the Oxford-Cambridge arc.

"Water cooler moment" as greener cooling idea is scaled up to help chill homes and buildings.

Work begins to exhume thousands of skeletons to make way for HS2 construction.

Some 45,000 skeletons are being removed to make way for a new station terminus.