When Ruby Reynolds and her father found a fossil on an English beach, they didn’t know it belonged to an 82-foot ichthyosaur that swam during the days of the dinosaurs. By Kate Golembiewski In 1811, a ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A massive jawbone ...

Ichthyosaurs were among the largest animals that ever lived and could sport snouts full of sharp teeth. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

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, ...

A remarkable new species of ichthyosaur, dubbed Xiphodracon goldencapensis, or the “sword dragon of Dorset,” has been identified from a nearly complete fossil found along the UK’s Jurassic Coast. This ...