This DNA Gun Will Tag Felons for Weeks
This startlingly orange gun isn’t something from a sci-fi film set. Instead, it’s a new firearm, from UK-based Selectamark, that fires non-lethal pellets—and marks its targets with DNA for later identification. Designed for use by police and military, the gun fires soft little green pellets, pictured below. Weighing just one gram, when they hit a…