BBC News

Strong winds and a towering ‘sand wall’ of almost 100 metres hit the city of Zhangye.

As Nasa prepares to land on Mars, Victoria Gill has been to the centre of operations and found out about an unusual tradition.

The InSight mission is about to make the hair-raising descent to the surface of the Red Planet.

It's not clear why the two pods washed up on the Stewart Island but officials say they couldn't be saved.

A new exhibition highlights the work of the 2018 Nature’s Best Photography award winners.

Tossing the carcasses of dead salmon on to a river bank over two decades has boosted tree growth, a study finds.

Nasa's latest probe is carrying super-sensitive UK seismometers to the Red Planet.

Nasa's Mars InSight lander is due to arrive on the Red Planet's surface on Monday night. It will study the planet's interior so we can learn more about how it formed.

Climate change could cost the US hundreds of billions of dollars and damage health, a major report warns.

The rate of deforestation has risen 13.7% in a year, amid concern about the new president's policies.

ESA astronaut Alexander Gerst captures the launch of the Russian Progress MS-10 cargo spacecraft.

Self-styled 'Resource Goddess' Cat Fletcher is paid to comb abandoned office buildings for items that can be re-used rather than discarded.

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.