Add Yahoo as a preferred source to see more of our stories on Google. Artist impression of a megalodon underwater. Megalodon, the biggest shark to have ever lived, may not have looked like an uber ...

Roaming the ancient seas eons ago, the megalodon shark eviscerated its prey with jaws that were 10 feet wide. Warpaintcobra/iStock via Getty Images Plus Imagine traveling back in time and observing ...

GAINESVILLE, Fla. --- A more reliable way of estimating the size of megalodon shows the extinct shark may have been bigger than previously thought, measuring up to 65 feet, nearly the length of two ...

Faster than any shark alive today and big enough to eat an orca in just five bites: A new study suggests the extinct shark known as a megalodon was an even more impressive superpredator than ...