While our bones are coated in the mineral calcium phosphate, shark skeletons are made entirely from softer cartilage like our nose and ears. So while the more robust teeth become fossilised relatively ...

While our bones are coated in the mineral calcium phosphate, shark skeletons are made entirely from softer cartilage like our nose and ears. So while the more robust teeth become fossilised relatively ...

A 52-foot, life-size model of a Carcharocles megalodon shark is now on display in the ... female based on a set of teeth discovered in the Bone Valley Formation in Florida. (Smithsonian ...

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 the photo below! Which has a stronger bite? A T-Rex or the ...

Millions of years ago, the megalodon shark was one of the scariest creatures to ever lurk in our seas. And even before that, the mosasaurs reigned supreme, terrorizing every ocean creature in sight.

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.

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 ...

but is significantly warmer than most sharks. Its warmer operating temperature may be what allowed Otodus megalodon to grow so huge, dominant and terrifying. The researchers write that its warmer ...

In fact, a T-rex would have been a quick snack for megalodon. Its head would have easily fit inside the gargantuan shark's mouth.