World leaders address COP30 climate summit in Belém and take aim at Trump record on climate change.

New evidence that the expansion of the universe is slowing. And the Godfather of AI.

A top virology expert tells the BBC that the "super-infectious" avian influenza virus could mutate.

Winners include a project for making the Atlantic Forest financially viable and a global ocean treaty initiative.

These powerful tropical storms are generally becoming more intense as the world warms.

The Prince of Wales posed beneath the Christ the Redeemer statue 34 years after his mother did.

Jared Isaacman's initial nomination was withdrawn by the president in May during his high-profile feud with Elon Musk.

The find shows that the technology was passed down through thousands of generations.

The prince has key environmental work planned with the Earthshot Prize and a speech at the COP30 summit - but started with a cable car trip up Sugarloaf Mountain.

A new study suggests that changes to Hektoria Glacier are unprecedented - but not all scientists agree.

A new study suggests that changes to Hektoria Glacier are unprecedented - but not all scientists agree.

The persistent pollutants which build up in the environment have been linked to serious illnesses.

Scottish ministers are putting the finishing touches to a plan aimed at reducing planet-warming emissions.

The BBC speaks to those who have lost everything in this year's monsoon season and finds out why it will likely happen again.

A new study estimates that about half of all churches in England have bats living in them.

A new study estimates that about half of all churches in England have bats living in them.