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Reconstructing an ancient lethal weapon

Archaeologists are a little like forensic investigators: They scour the remains of past societies, looking for clues in pottery, tools and bones about how people lived, and how they died. And just as detectives might re-create the scene of a crime, University of Washington archaeologists have re-created the weapons used ...

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Ancient humans left Africa to escape drying climate

Humans migrated out of Africa as the climate shifted from wet to very dry about 60,000 years ago, according to research led by a University of Arizona geoscientist. Genetic research indicates people migrated from Africa into Eurasia between 70,000 and 55,000 years ago. Previous researchers suggested the climate must have ...

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Evolution of bipedalism in ancient dinosaur ancestors

Paleontologists at the University of Alberta have developed a new theory to explain why the ancient ancestors of dinosaurs stopped moving about on all fours and rose up on just their two hind legs. Bipedalism in dinosaurs was inherited from ancient and much smaller proto-dinosaurs. The trick to this evolution ...

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Ancient humans arrived in South America in multiple waves

Analysis of ancient human skulls found in southeastern Brazil are providing new insights into the complex narrative of human migration from our origins in sub-Saharan Africa to the peopling of the Americas tens of thousands of years later. The many differences in cranial morphology, the study of skull shape, seen ...

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Giant flying reptile ruled ancient Transylvania

New research suggests that a giant pterosaur — a toothless flying reptile with a 10 metre wingspan — may have been the dominant predator in ancient Romania. Palaeontologists examined the creature’s unusual gigantic neck vertebra and believe it was a formidable carnivore and major predator that terrorised dinosaurs and other ...

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