Relatives of a Sri Lankan archaeologist return a Buddha relic to a sacred temple 100 years later.

Liam Wong's dramatic pictures of night-time Tokyo.

Girls on South Ronaldsay dress in elaborate outfits at a festival thought to date back at least 200 years.

"Mina the Veiled" is a Senegalese hip-hop artist who is often mocked because of her passion for rap.

The court has summoned 2,000 potential jurors - but many say they cannot be impartial.

Different versions of events have emerged after a huge security operation and an unexplained death.

There have been anti-government protests in Iran, but how strong is opposition inside the country?

This teenager found a new planet on the third day of his internship at the US space agency.

Sales of kosher accredited food is booming around the world, with more and more firms getting in on act.

Opioids work only for some with long-term pain - so why are they still being given to patients?

Kenyan Mary Wambui's daughter and grandson died after being hit crossing a major highway.

Ayahuasca's psychedelic powers are attracting more and more tourists. But the scene appears to have a dark side.

Until now, there's been little evidence our evolutionary relatives could swim.

Social network apologises for allowing the use of discriminatory ad keywords it had meant to ban.

Lawmakers heard testimony on the risks of facial recognition programs which are largely unregulated.

Lev Parnas, an aide to the president's lawyer, says Donald Trump knew of efforts to pressure Ukraine.

We're at a pivotal point in efforts to tackle climate change, the naturalist and broadcaster warns.

Check the environmental impact of what you eat and drink.

We look at how hot the world has got and what can we can all do to tackle global warming.

Countries are to set out how they intend to cut their emissions, but what's brought us to this point?

The BBC plans a raft of new services and shows examining climate change and the state of our planet.