This article is more than 2 years old. Scientists say a teenager and her father discovered fossilized pieces of jawbone that belonged to an ichthyosaur, an ancient marine reptile. This particular ...

During the era of the dinosaurs on land, a group of prehistoric marine reptiles called ichthyosaurs lived in the oceans. Find out what fossils have revealed about these animals, which included the ...

About 240 million years ago, a massive marine reptile swallowed another, slightly less massive reptile and died shortly thereafter. The larger creature—a dolphin-like reptile known as an ...

A newly identified ichthyosaur from the UK’s Jurassic Coast is rewriting part of the prehistoric playbook. Nicknamed the “Sword Dragon of Dorset,” the three-meter-long marine reptile lived during a ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American You’re reading a blog. This almost guarantees ...

A chance glance at a museum display has led to the first-ever discovery of an ichthyosaur fossil in western Japan, dating back around 220 million years. Initially mistaken for a common bivalve fossil, ...