BBC

The decision comes after Donald Trump formally backed the pipeline in an early act as president.

The way orangutans communicate could shed light on humans' first words.

Fumigation must start immediately to avoid further destruction on the main agricultural area.

Scientists say that decoding the quinoa genome could cut the cost of this nutritious but underutilised crop.

A facial reconstruction has been made of Orkney's St Magnus by a forensic artist to help mark the 900th anniversary of his death.

Scientists say the collapse next to the Great Barrier Reef dates back more than 300,000 years.

Hans Rosling, who has died in Sweden aged 68, tells 200 years of world history in four minutes.

Disease has killed up to a quarter of Critically Endangered Saiga antelope in Mongolia, scientists say.

Mr Rosling was known for lively, data-driven presentations debunking myths about global development.

A herd of plains bison have been successfully reintroduced to Canada's oldest national park, more than 100 years after they were nearly hunted out of existence.

A newly discovered species of gecko has tearaway skin that leaves predators with nothing but a mouthful of scales when attacked.

The staged reintroduction since the end of last month is going smoothly, officials say.

BBC Breakfast presenters battle it out in the Terrific Scientific Bottle Rocket Challenge.

Land Speed Record holder Andy Green describes how the Typhoon jet engine in the Bloodhound supersonic car will be fed with fuel.

Increasing the water table under arable peatland can help boost yields and the amount of carbon stored in the soil, a study says.

Scientists say a pest that destroys maize is spreading rapidly across Africa and could reach Asia and the Mediterranean in the next few years.

Once too precious to use, now too cheap to notice – the significance of the light bulb is profound.

Work to preserve the crumbling birthplace of radar is to get under way later this year.

The rhino found on a Norfolk beach dates back about 700,000 years.

Nasa releases a video of the ISS crew preparing to watch the Super Bowl from 250 miles above Earth.