New fossil discoveries are forcing scientists to redraw the boundaries of ancient oceans, suggesting that some of the most formidable marine predators did not always stay at sea. From gigantic ...

For generations, Dunkleosteus terrelli, also known as Ohio’s state fossil fish, has been a familiar figure for those in the Cleveland area, regarded as one of prehistory’s great sea monsters. This ...

What do you do when a mysterious sea serpent is prowling warm Gulf waters? You catch it, chop it up and make it into soup. That's the lesson learned in a segment in Nashville writer Allen Sircy's new ...

Scientists have named a new ichthyosaur, Eurhinosaurus mistelgauensis, from fossils found in Mistelgau, Germany. The marine reptile had a dramatic overbite similar to swordfish and unique skeletal ...

In May 1925, a strange decaying corpse washed ashore on Moore’s Beach, now known as Natural Bridges State Beach, in Santa Cruz. Locals who swarmed out to investigate the specimen described elephantine ...

Mosasaurs were the apex predators of the oceans during the reign of the dinosaurs, but new research reveals dinosaurs weren't safe from them in rivers either. Researchers from Sweden, the US, and the ...

About 360 million years ago, the shallow sea above present-day Cleveland was home to a fearsome apex predator: Dunkleosteus terrelli. This 14-foot armored fish ruled the Late Devonian seas with ...