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

But that’s not true. Megalodons are extinct. They died out about 3.5 million years ago. And scientists know this because, ...

Researchers may have discovered Mississippi's largest ever mosasaur after pulling a Cretaceous-aged fossil out of a riverbed ...

Unlike in fiction, giant whales do not emerge fully-formed from the ocean deep. So, where did Livyatan melvillei come from?

The CEO of Colossal Biosciences, which generated reincarnations of the extinct dire wolves, joined "Elizabeth Vargas Reports" ...

Scientists have discovered that the long-extinct megalodon, also known as the megatooth shark, had a body temperature 7 degrees Celsius warmer than the surrounding seawater. This information might ...

To find answers, a team of researchers studied North America’s fossil record, focusing on the 18 million years before the mass extinction at the end of the Cretaceous period. The new analysis ...

The birth of these pups is not the return of an extinct species. Instead, it’s a demonstration of how far we’ve come in the toolkit of synthetic biology (a field that involves redesigning ...

“A large megalodon (necklace). “I’m about to dress my entire outfit around this tooth that I got from [Shep] Rose,” she declared in another clip. “I don’t know how I’m going to carry ...

Dire wolves, extinct for over 10,000 years, are back thanks to Colossal Biosciences. Using ancient DNA and CRISPR gene editing, scientists successfully re-engineered gray wolves to possess the ...

This groundbreaking achievement marks the first de-extinction of a species, reviving the dire wolf after 12,500 years. The pups exhibit distinctive features of the extinct creature, opening doors ...

As soon as Colossal Biosciences declared that it brought the dire wolf back from extinction, everyone felt a sense of wonder. George R.R. Martin himself, who popularized the dire wolf as Jon Snow ...