Come July, a Tyrannosaurus rex fossil is going under the hammer at Sotheby’s New York, with a colossal estimate to match.

Tylosaurus rex rewrites the story of giant sea predators, not just for its size but for what its bones reveal about mosasaur ...

Fossil discoveries point to a prehistoric river that may have been home to unusually large eurypterids. These ancient arthropods, often called sea scorpions, are known from scattered remains that ...

A colossal new sea predator named Tylosaurus rex has been identified from fossils found in Texas, revealing a brutal 43-foot-long hunter that ruled ancient oceans 80 million years ago. The discovery ...

Fossils from giant tortoises, armadillos and other Ice Age-era species challenge previous assumptions about the region’s ...

On Thursday, researchers at the American Museum of Natural History, the Perot Museum of Nature and Science, and Southern ...

An octopus species that lived about 80 million years ago had a body length of up to 19 meters and was likely the top predator ...

Recently-unearthed fossils in Argentina suggest that giant dinosaurs roamed the Earth some 30 million years earlier than scientists had previously thought. The plant-eating dinosaur was a type of ...

Around 120 million years ago, dinosaur titans roamed what is now eastern Thailand. At this time, Thailand was closer to the equator and not the lush, tropical region it is today. It was a semi-arid ...

Meet Nagatitan chaiyaphumensis, a colossal dinosaur unearthed in Thailand. The giant lived 100 million years ago — here's what researchers found. (Patchanop Boonsai) ...

The fossil was recovered from the Chiting Formation, a geological deposit in southwestern Taiwan formed roughly 800,000 to 400,000 years ago during the Pleistocene epoch. Cheng-Hsiu Tsai of National ...