You may have heard of the Cornershot Gun. The weapon folds in half. Using a video camera scope, the operator can not boldly go where the gun muzzle goes before him. It’s a high tech solution whose price and complexity seems sure to relegate the weapon to a niche role within an urban assault or SWAT team. And so we turn to another approach: Femto Photography. A camera system that records at a trillion frames a second bounces pulses of light off surfaces to map unseen images. Allow its inventors to explain. Oh, but before that, please note that the MIT brains behind the award-winning technology seem to have completely missed the potential ballistic application. Kids . . .