BBC News

MIT scientists create the first plane to fly without moving parts.

Two replicas, based on gold and silver fragments found in the Staffordshire hoard, go on show.

A new unit at a Serbian coal-fired power station focuses concerns on China's role in global warming.

New research disputes a theory that early humans helped wipe out many large mammals that once roamed Africa.

The ritual burial could be linked to a huge previously undiscovered Iron Age settlement.

The gases that are driving up temperatures reached a new high in 2017 with no sign of a reversal in the trend.

Our reliance on technology means a violent storm on the Sun could have serious effects.

The American space agency says its InSight Mars lander is on a near-perfect Thanksgiving trajectory.

The television presenter is to urge greater action in a major speech at UN climate talks next month.

Sir David Attenborough will join the UN in taking a message from people around the world to the December climate change talks in Poland.

The millipede is "new to science" and has only ever been found in three places - all in south Wales.

Scientists in Finland and the UK have built a computer model that visualises groundwater levels in real time.

At least 50 people in the US and Canada have been infected, health officials say.

The official was criticised for risking the UN's reputation by extensive use of expensive travel.

Scientists discover how the marsupials are the only known species producing cube-shaped faeces.

The dead sperm whale, which washed ashore in Indonesia, had ingested nearly 6kg of plastic waste.

The entrepreneur would not reveal why he had renamed the craft, which has still not yet been built.

There is debate around how much Albert Einstein's first wife, Mileva, contributed to his discoveries.

America's next robot rover will be sent to a 50km-wide depression that once had water running through it.

Cutting emissions from heavy industry would generate savings and boost economic growth, commission argues.

The Dynasties crew took a rare decision to intervene when a group of stranded emperor penguins faced death.

Sainsbury's is the first UK supermarket to stock edible insects - but just how tasty are they?

Farwiza Farhan on efforts to protect the forests where orangutan, rhinos, elephants and tigers co-exist.

Scientists take the massive decision to change the definition of the kilogram.

Sophia Jex-Blake was a pioneer of women's education on her way to be Scotland's first female doctor.

Is much-heralded nuclear fusion finally ready to fulfil its promise of abundant energy for all?

The number of sheep and cattle in the UK should be reduced to help combat climate change, a report says.

Rising numbers of extreme wildfires could result in a significant increase in COâ‚‚ emissions, scientists have warned.

Scientists find evidence that an iron asteroid slammed into the Earth deep inside the Arctic Circle.

Astronomers have discovered a planet around one of the closest stars to our Sun.

Mountain gorilla: Conservation efforts appear to be paying off for large, charismatic animals.

A large area of warm rock is melting the base of the Antarctic Ice Sheet at the South Pole.

A study of beetles could explain global decline in insects - and how heat can damage male fertility.

They say wet wipes don't break down and so cause sewage blockages which cost millions to put right.

An independent scientific review says badger culling can have a modest effect in reducing cattle TB.

Scientists hope artificial intelligence will gives us more insights into bee health and behaviour.

A now-extinct monkey from Jamaica had South American roots, according to new DNA evidence.

The chained-together demonstrators are blockading the government energy department in London.

Campaigners accuse the government of telling "bare faced lies" about the effectiveness of badger culls.

The endangered African wild dog will enthral TV viewers when it features in David Attenborough's new Dynasties series.

Farmers will receive 100% compensation for any damages caused by bears, wolves and other wild carnivores.

Trump administration "discarded" facts about climate change when it approved the Keystone XL, says judge.

The backers of the proposed satellite launch site are to hold further discussion with those who live in the area.

The joint Europe-Russia mission to the Red Planet in 2020 will investigate an ancient water-altered terrain.

Scientists get a decent look at the large new iceberg that's broken away from Pine Island Glacier.

The documentary will "showcase the planet's most precious species and fragile habitats", Netflix said.

Climate change could be behind declines in birds that lay their eggs on Arctic shores, a study says.

Some popular ways Indians try to beat air pollution - but do they really work?