Scientists Discover Ancient 'Lost World' That Rewrites History of Life on Earth

Earth's highest, coldest, rarest clouds are back. How to see the eerie 'noctilucent clouds' this summer.

First 'virgin birth' seen in crocs: scientists found that a fully-formed fetus in one croc egg was genetically identical to its mum, suggesting it had developed without the egg being fertilised by a male croc

The uncomfortable reality of life on Earth after we breach 1.5°C