Previously lost fossils sometimes reemerge, but how do palaeontologists end up losing specimens in the first place?

Megalodons—the iconic extinct sharks that dominated the ocean millions of years ago—have been portrayed in Hollywood blockbusters and sci-fi novels as oversize great white sharks. But new research ...

Megalodons were massive predators that ruled the world's oceans. Hugo Saláis via Wikimedia Commons under CC BY 4.0 For nearly 20 million years, megalodons prowled the world’s oceans. The massive ...

Add Yahoo as a preferred source to see more of our stories on Google. Roaming the ancient seas eons ago, the megalodon shark eviscerated its prey with jaws that were 10 feet wide. Warpaintcobra/iStock ...

Sixty six million years ago, an asteroid the size of Mount Everest hurtled toward Earth, setting in motion an extinction event that would change life forever. The impact wiped out the largest and ...

Maryland lawmakers voted to designate the massive, prehistoric megalodon as the state's official shark. The passed legislation makes Maryland the first state to name an official shark. The megalodon ...

Dinosaurs often steal the spotlight when it comes to terrifying prehistoric creatures, but they were far from the only fearsome beasts to roam the Earth. From enormous sea predators with jaws that ...