Life
Dinosaur red blood cells recovered from 115-million-year-old fossil
A bit of leg bone from an Aratasaurus dinosaur fossil collected in Brazil has preserved abundant 3D red blood cells in stunning detail
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Life
Dinosaur named new species a century after fossil found on Isle of Wight
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Life
Stunning early mammal fossil sheds light on the evolution of suckling
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Life
Extinct yak relative discovered from DNA in Denisova cave
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Life
T. rex teeth show the enormous predatory dinosaur was warm-blooded
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91色情片
Our diet is changing faster than our biology
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Life
Earliest alligator flourished in the wake of the dinosaur extinction
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Humans
What the remains of the last Neanderthals tell us about their demise聽
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Life
Mammal ancestors were giving birth to live young 236 million years ago
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Life
Spectacular fossil preserves internal organs of ancient marine reptile
A stunningly intact marine reptile named Austronaga minuta that lived around 245 million years ago may have looked like a miniature version of more famous later ocean predators, like plesiosaurs
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Earth
Asteroid strike caused global firestorm that incinerated the dinosaurs
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Life
Sabre-toothed cats could crunch through bone
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Life
The Dinosaur Extinction Was More Complicated Than You Think
Video
Life
A worm that lived half a billion years ago preferred turning right
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