Proof & Beauty

What do you get when you add a couple of math professors, a Roman Catholic nun, and a computer? Not the start of a bad joke, but a major breakthrough in mathematics -- and a pretty one, too.

Start Me Up

The letters P.O.V. were once synonymous with I.O.U. Today the fledgling men's magazine, co-founded by a Penn alumnus working off his laptop, has multimillion-dollar backing, an office equipped with its own bar, and a new nightlife supplement called Egg.

Coal Miners’ Doctor

Forty years ago, a freshly-minted M.D. learned about life and death -- and how to drink home-brewed beer and (almost) eat squirrel's brains -- while practicing medicine in the hills of eastern Kentucky.