A 52-foot, life-size model of a Carcharocles megalodon shark is now on display in the National Museum of Natural History’s newly opened dining facilities. Erin I. Garcia de Jesus The Smithsonian ...

The Megalodon may have been the top predator in its time, but it had fierce competition in the form of Livyatan melvillei, a massive prehistoric sperm whale. This whale was no gentle giant – it ...

The new research out today in Proceedings of the National Academy of Sciences suggests that the megalodon’s warm-bloodedness may have contributed to its extinction. “Maintaining an energy ...

As one of the largest predators to have ever lived, megalodon captures people's imagination - and for good reason. But was this apex predator simply a beefed-up great white shark, and is it still ...

if cows swam in the sea. How big are the megalodon's teeth? Watch the video above to see how big the megalodon's tooth compares to that of a great white shark. You can also see how big it is in ...

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 ...

Megalodon sharks went extinct 3.5 million years ago but some believe they still exist in uncharted parts of the ocean.

The ocean’s most formidable cold-hearted killer, the long-extinct giant megalodon shark, may have been warm-blooded – which could have caused its disappearance more than three million years ago.

As one of the largest predators to have ever lived, megalodon captures people's imagination - and for good reason. But was this apex predator simply a beefed-up great white shark, and is it still ...