This ancient ancestor looked a lot like the iconic "Lucy."
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The face of the oldest known species of Australopithecus looks a bit like the famous "Lucy" and a bit like far older hominins.
These fossils could show the life-forms that gave Earth its earliest whiffs of oxygen, but not everyone is convinced.
Miners digging for gemstones found something entirely different last month; the fossilized remains of an ancient sea monster.
Paleontologists have discovered the remains of an ancient Loch Ness Monster look-alike in freezing Antarctica. And just like the legendary Nessie, it wasn't the runt of the litter.
Baby fish swam in schools 50 million years ago, according to this remarkable fossil held in a Japanese museum.
A crocodile-like beast the length of a Volkswagen Beetle terrorized prey in the late Triassic oceans about 210 million years ago, a new study finds.
This 92-million-year-old tyrannosaur was so small, it was only slightly larger than the skull of its mighty relative, Tyrannosaurus rex.
An ancient crab that lived during the dinosaur age was so strange, paleontologists are calling it the platypus of the crab world.