Almost every school in America practices for the day a gunman roams the halls. But it’s unclear if they’re doing this wisely ...

PLA scientists have proposed equipping robotic combatants with contentious weapons that are one step away from nuclear arms.

Now as she instructs her students in shooter drills, the fear she felt while in that tiny bathroom rushes back. Friction point: According to Everytown for Gun Safety, over 95% of American public ...