Heather Enright, a biologist at Lawrence Livermore National Laboratory, uses a monitor and a microscope this month to look at a computer chip that replicates human biological systems, part of the “Human on a Chip” research in Livermore, Calif.
Can technology solve Chicago's gun crime problem? - "whenever a gun is fired police officers are immediately given the exact location via a smartphone app. some of the cities that have signed up have seen a year-on-year drop in gunfire.
There's a secret technology in 90 US cities that listens for gunfire 24/7