And it was huge. The ancestor of today’s 20-foot great white shark was thought to be about 26 feet long, the authors of a ...

Just how big was a megalodon? There is much disagreement within the scientific community regarding the most famous extinct ...

The mighty megalodon remains the most iconic extinct shark in history, remembered for its gigantic jaws and awe-inspiring ...

Megalodon is the largest shark that’s ever existed, and according to Hollywood it’s alive and well. But according to ...

Discover the extraordinary prehistoric giants – from mega-sloths to monster sharks – that once made today’s animals look ...

New research reveals a prehistoric shark 115 million years older than Megalodon, rewriting the timeline of shark ancestry.

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Back in 1999, the BBC’s Walking with Dinosaurs series spawned a new format: wildlife “documentaries” featuring long-extinct animals. I’m a big fan of this genre, and Prehistoric Planet: Ice Age, made ...