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Although these mysterious formations have appeared worldwide, south-west England is the unlikely world capital of crop circles, baffling locals and farmers alike.

Apparent Chinese propaganda efforts are spreading ahead of a US report on Covid-19 origins.

Litter, erosion and traffic put "significant pressure" on the mountain, says Snowdonia Society.

The giant African land snail was found in a box which had no delivery or sender information.

A new study asks if lifestyle changes including an end to flying will be necessary to reach net zero?

The small metal "boat" under a painting of three children could become a museum piece.

A family of three may have been killed by toxic algae blooms on a hiking trail, investigators say.

Now we have some protection, do we need to keep boosting or can nature take its course?

Announcement came as leaked documents revealed Only Fans had some “tolerance” for accounts that posted illegal content.

The graffiti artist is a global phenomenon whose works fetch millions, but his identity is a mystery.

Anna Machaya's death at a church leads to calls for the government to end forced child marriage.

According to reports, the e-commerce giant wants to branch further into High Street retail by opening several big stores.

A US science institute is on the verge of achieving a longstanding goal in nuclear fusion research.

The militant group, which has taken control of Afghanistan, is pressed on fears over women's freedoms.

Mindfulness may have many benefits – but the latest research shows it can also make some people more selfish.

The company sets an expiry date of 2033 for the decades-old technology.

Researchers capture some of the most detailed images ever seen of galaxies in deep space.

The Taliban are back, 20 years after being ousted for supporting terror groups. Will they do the same?

Many have drawn parallels with America's withdrawal from Vietnam in 1975 - but is this fair?

In this video I show you how to create ionic thrust using electrodynamics to create air flow with no moving parts. I show you how ionic wind is produced in o...

Reshaping previous ideas on the story of civilisation, Gobekli Tepe in Turkey was built by a prehistoric people 6,000 years before Stonehenge.

Mr Bezos's Blue Origin says it was unfairly treated after being excluded from lunar landing contract.

What sort of nation will Afghanistan be after 2021, asks the BBC's world affairs editor John Simpson.

Sara Faith Alterman was always close to her father. Then she learned he was concealing a secret.

The Islamist group has claimed victory in Afghanistan, as residents and diplomats try to escape.