Scientists discover how trilobites survived environmental change

Scientists have worked out how one unusual species of trilobite—an ancient, sea-dwelling relative of spiders and lobsters—was able to defend itself against predators and survive a bumpy ride as Earth's oxygen levels fluctuated.

Remains found in China may belong to third human lineage

A team of paleontologists at the Chinese Academy of Sciences, working with colleagues from Xi'an Jiaotong University, the University of York, the University of Chinese Academy of Sciences and the National Research Center ...

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