BBC News Science & Environment

Could the cryptocurrency's huge electricity consumption also sink it?

Texas has been devastated by cold weather and power outages which left millions without water access.

Prof John Mallard, formerly of Aberdeen University, was known for his pioneering work in medical imaging.

The berg covers 1,270 sq km - nearly 490 square miles - but its break-off was expected.

Pope Francis is reported to have floated the idea of travelling to Glasgow for the climate conference in November.

First Minister Mark Drakeford says "wind, water and wave" can be used to create jobs of the future.

Nations' current carbon-cutting plans will not keep global temperature rise below 1.5C, the UN says.

The prehistoric piece is intact and experts say it is a "unique and very rare".

The National Trust is planning to plant dozens of blossoming trees to create new green spaces.

Protected land reserved for Brazil's indigenous communities is being traded on the social network.

Officers think the items have been illegally imported from abroad and then sold for profit on eBay.

US president Joe Biden emailed Cardiff player Anna Hursey, 14, who is a UN climate change champion.

A plumber and his family drove over 1,500 miles to Texas to help repair winter storm damage.

A computer program that can solve 1980s exploration games could help improve robot intelligence.