A giant mosasaur fossil vertebra discovered in Mississippi may belong to one of the largest sea predators ever found.

The Dunkleosteus is one of the most formidable fish to have ever swam in the seas, but its disappearance is something of a mystery.

In 2009, the discovery of Titanoboa cerrejonensis fossils in Colombia's Cerrejón coal mine revealed a massive snake that ...

Nicknamed the 'Twilight Zone' fish due to its hunting grounds deep within the mesopelagic zone, a murky region of ocean lying between 650 to 3,300 feet below the surface, the longnose lancetfish ...

Titanoboa cerrejonensis, the largest snake ever discovered, lived around 60 million years ago and could grow up to 47 feet long. While the snake's size and strength surprised scientists, what shocked ...

Deinosuchus had a wide snout like an alligator’s. But unlike alligators, it thrived in salty waters. It lived between 82 and 75 million years ago.

Deinosuchus had a wide snout like an alligator’s. But unlike alligators, it thrived in salty waters. It lived between 82 and ...

The Trump administration's proposal to change the definition of the word “harm” in the Endangered Species Act could bring ...

Imagine stepping onto the icy shores of ancient Antarctica—not to see today’s tuxedoed, knee-high Emperor penguins, but to ...

A deep-sea discovery turns frightening as a submarine crew finds aggressive sixgill sharks feasting on a whale carcass and ...

Geologists near Starkville found a bone of a Mosasaurus hoffmannii, one of the biggest species of mosasaurs, which could reach lengths of 50 feet.