http://www.newsweek.com/megalodon-might-not-looked-like-great-white-shark-steroids-1676678

The megalodon—the biggest shark to have ever lived—may not looked like an overgrown great white shark, as it is often portrayed, scientists have said.

In a study published in the journal Historical Biology on February 6, scientists from the Department of Biological Sciences at DePaul University in Chicago said that there was no evidence to support or refute any assertions regarding the appearance of Otodus megalodon.