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Strange mammal ancestor laid huge, leathery eggs — and it was key to surviving the world's worst mass extinctionUsing synchrotron X-ray CT scans of a fossilized, intact embryo, researchers found evidence that the plant-eating mammal Lystrosaurus laid eggs, which answers a key question about mammalian evolution.
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Triassic croc relative from Ghost Ranch, New Mexico finally identified after nearly 80 years in museum basementDuring the Triassic, a newly described species related to modern crocodiles and alligators stalked prey on land, not the water, a new study finds.
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Fossil site in China reveals bevy of complex creatures lived prior to the Cambrian explosion, including a 'Dune'-like sandwormA site in southwestern China holds a wide array of strange life-forms that emerged prior to the Cambrian explosion, and it pushes back the origin of complex life by millions of years.
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'It blew my mind': Long-lost ice-age ecosystem, including fossils of lion-size armadillo and giant ground sloth, discovered in Texas 'water cave'Two researchers snorkeling in a subterranean stream in Texas discovered fossils from the Late Pleistocene epoch, revealing new details about what lived in this ancient ecosystem.
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Prehistoric water-dwelling weirdo with sideways teeth and a twisted jaw was already a 'living fossil' 275 million years agoScientists have described Tanyka amnicola, a newly identified species of prehistoric creature that lived 275 million years ago and had a bizarre twisted jaw with sideways-facing teeth.
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95 million-year-old Spinosaurus had a scimitar-shaped head crest and waded through the Sahara's rivers like a 'hell heron'Researchers have identified a new Spinosaurus species with a blade-like crest in Niger, changing our understanding of dinosaur evolution and behavior.
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Our adorable, noodle-like ancestor had 4 eyes, half-a-billion-year-old fossils revealThe earliest recorded vertebrates had four eyes to escape predators in the ancient Cambrian ocean, according to half-a-billion-year-old fossils from China that shed light on our evolutionary origins.
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Archaeopteryx, one of the world's first proto birds, has a set of weird, never-before-seen features, new study revealsIconic transition species between dinosaurs and birds may have had weird 'teeth' on roof of its mouth and a highly mobile tongue, study reveals
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Rock climbers in Italy accidentally discovered evidence of an 80 million-year-old sea turtle stampedeScientists say grooves on a rock face overlooking the Adriatic Sea may have been made by sea turtles fleeing an earthquake.
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