Life
Ancient crocodile relative could have ripped dinosaurs apart
A fossil discovered in Patagonia shows a 3.5-metre-long reptile from the late Cretaceous with large, serrated teeth capable of slicing through muscle
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A fossil discovered in Patagonia shows a 3.5-metre-long reptile from the late Cretaceous with large, serrated teeth capable of slicing through muscle
A study of fossils from the Permian-Triassic extinction event 252 million years ago shows that forests in many parts of the world were wiped out, disrupting the carbon cycle and ensuring that Earth remained hot for millions of years