The utterly unique John Urschel: NFL star by day, genius mathematician by night
John Urschel (Penn State/Flickr)

It isn't every day that you can use the words "professional football player" and "genius-level mathematician" to describe the same person, but from the looks of it, Baltimore Ravens guard John Urschel is not your everyday kind of guy. Even though I'd consider myself a fairly big football fan, I'd never really heard of Urschel until…