Forensic science is associated with hit TV shows and catching criminals at home, but it's also used by the military. Here are 7 ways it is:

1. Crater analysis

Detecting nuclear detonations from far away is hard. Detecting them from up close is easy. Photo: US National Archives and Records Administration

After nuclear tests by foreign countries like North Korea, America and other countries use particle detectors to see how much nuclear material might have been detonated and to prove a detonation took place. During the Cold War, U-2 flights collected particles to learn what weapons the Cold War had in development.

Research is underway to help detect nuclear materials or weapons in transit to shut down smuggling routes and protect population centers.