Destin over at the Smarter Every Day video blog has done it again. This time he shows you gun-lovers how to take incredible photos of muzzle flashes. The rig he's built has impeccable timing, and the results are amazing.

This should go without saying, but I'm going to say it anyway: don't be stupid. Guns can kill you. Take every precaution when handling firearms and make sure you really, really know what you're doing. [Smarter Every Day]