Wading in knee-deep waters, that's exactly what she found: a tooth belonging to the now-extinct Otodus megalodon shark species. A local marine museum's curator called it a "once-in-a-lifetime kind ...

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 ...

A prehistoric food fight may have spelled the end for the megalodon, the largest shark that ever lived. A study of the ocean giant's fossil teeth suggests it had to compete for food with another ...

An AI-generated image of a shark has been passed off as a genuine image of a long-extinct megalodon shark in social media posts that claim it was a "living megalodon discovered by German fishermen ...