Five Items on the M&F Radar This Week

From the world's fastest martial arts puncher to reversing gender stereotypes in the gym, we've got it covered.

Keith Liddell may not have arms like Wladimir Klitschko, but he sure knows how to throw a punch, and a fast one at that.  Liddell, according to this report, is the world record holder for the fastest martial arts punch. He has been recognized in the Guinness Book of World Records for the feat, and in this news clip the reporter reveals that Liddell is also a mathematician and has published a book. Way to go, Keith!