Long before dinosaurs became dominant, the Triassic world was ruled by archosaurs whose true behavior is still debated by ...

Some 240 million years ago, a storm rolled over the tropical edge of the supercontinent of Pangaea and battered the coastal islands. Rain lashed forests of horsetails and ferns, sweeping plants and ...

A newly discovered ancient crocodile cousin from a 210-million-year-old Triassic crocodile fossil reveals a powerful ...

Scientists have discovered a new lizard-like species that lurked in shallow water to pick off its prey -- with the help of a short, flat tail used as a float. Scientists have discovered a new ...

Learn about large extinct “fish lizards” known as ichthyosaurs with this excerpt from “Ancient Sea Reptiles.” Darren Naish Ichthyosaurs like this Jurassic Ophthalmosaurus had slender jaws and enormous ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Plesiosaurs are among the most charismatic ...

Human and animal fossils are a window into the past that give us a connection between the present and the past. Scientists dug up a specimen that is so old and unique that it nudges back the origins ...

Had a volcano-driven mass extinction not occurred at the end of the Triassic 201 million years ago, we likely would have had something closer to an Age of Crocodiles than the Age of Dinosaurs that ...

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