Add Yahoo as a preferred source to see more of our stories on Google. The ancient world was a bizarre place, populated by peculiar creatures that defied imagination, from the depths of the ocean to ...

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Fossils of small plesiosaurs, long-necked marine reptiles from the age of dinosaurs, have been found in a 100-million year old river system that is now Morocco’s Sahara Desert. This discovery suggests ...

The discovery of preserved skin on a 183-million-year-old plesiosaur is revolutionizing our understanding of these extinct marine reptiles. By analyzing the soft tissues of this fossil, researchers ...

"The fact that this guy had a body and head in the same animal is really important for us," said Dr. Espen Knutsen, senior curator of paleontology at the Queensland Museum Abigail Adams is a Human ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Between the later part of the Triassic and ...

The discovery of a giant 100 million-year-old marine reptile’s skeleton in Australia has been hailed by researchers as a breakthrough that may provide vital clues about prehistoric life. The remains ...

About 70 million years ago in prehistoric South Dakota, a Hesperornis, a 3-foot-tall, flightless diving bird stood on the edge of an ancient sea. All of the sudden, something lunged out of the water ...

The plesiosaur is long extinct, but thanks to a biomechanical engineer, it has been reincarnated -- as a robot. This new so-called "robosaur" reveals the secret behind the animal's odd but powerful ...

The opening sentence of F. Robin O’Keefe and Luis Chiappe’s new paper in Science this week is a simple statement of fact that threw me for a loop. “Viviparity, or birthing live young,” the ...