Ancient sea organisms survived until a sudden extinction 550 million years ago, revealing what may be the first major mass extinction.
Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing over a period of roughly 30 million years, but that would come to a halt ...
A limestone quarry in Hunan province, China, has yielded more than 150 species dating back approximately 512 million years — ...
The idea that extreme climate change could one day cause a mass extinction and end the human dominance is not as farfetched ...
Scientists say a Chinese fossil site offers the first major look at life after the Sinsk mass extinction.
Violent supernovas may have caused two of Earth’s largest mass extinctions that have never been completely explained, according to a theory put forward in new research.During the final stages of a ...
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