The fossils, described at the recent Society of Vertebrate Paleontology's 72nd Annual Meeting in Raleigh, North Carolina, are the first known below-the-head bones for Purgatorius. Previously, only teeth revealed its existence.

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by 刘貂儿 | 2013-07-17

Paleontologists spend their careers searching for the remains of extinct organisms, and many of them find fossils the same way their predecessors did a century ago. They visit sites already known for fossils or study the geology of new sites and gauge the

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by 刘貂儿 | 2013-07-17

Paleontologists spend their careers searching for the remains of extinct organisms, and many of them find fossils the same way their predecessors did a century ago. They visit sites already known for fossils or study the geology of new sites and gauge the

Continue reading >>
by 刘貂儿 | 2013-07-17

It was their find in Utah in 2004 that led to the naming of a new species of dinosaur after the sisters, both now 29-year-old geochemists doing postdoctoral research.

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by 逸文 | 2013-07-17

In a stunning technical feat, an international team of scientists has sequenced the genome of an archaic Siberian girl 31 times over, using a new method that amplifies single strands of DNA.

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by 逸文 | 2013-04-23

Why was Supersaurus so big? This impressive, 100-foot-plus sauropod was one of the largest creatures to ever walk the Earth – far larger than any terrestrial animal alive today.

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