The ozone layer was destroyed during Earth's biggest mass extinction
6 January 2023
Fossils show plants were producing higher levels of sunscreen chemicals to protect against higher ultraviolet light levels at the end of the Permian period
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Premium
Worst mass extinctions may have been caused by rising mountains
23 April 2018
A pair of mass extinctions struck in quick succession just before the dinosaur era, and the birth of a mountain range in South Africa may have been partly to blame
This is the oldest fossil of a plesiosaur from the dinosaur era
13 December 2017
A nearly complete skeleton of an early long-necked plesiosaur has been found in a clay pit in Germany, and reveals they survived a mass extinction
