Countries around the world are building new nuclear power stations, as energy demand rises and the pressure to cut carbon emissions mounts.

Charities worry it could block a crucial deal giving women more support in the face of climate change.

Atmospheric river storms have wreaked havoc on the West Coast, and are getting bigger. These scientists chase them in the sky to predict where they will strike.

Over the course of 10 years, the Billion Oyster Project, one of New York's most ambitious rewilding initiatives, has planted 150 million larvae in its harbour. Did it work?

As countries negotiate a new global goal to raise climate cash, these five charts show why discussions are so fraught.

The fear of nuclear war forced nations to come together to stop the spread of atomic weapons. Could a similar idea curb the use of fossil fuels?

Conservationist Jane Goodall on the urgent need to turn the tide on climate change and nature loss.

These giant rocks could roll at any moment, and the fact they haven't tells us about the shaking of ancient Earth.