A 3D-printed Portal turret makes for the perfect watchdog for your very own Enrichment Center.
While we're sure the novelty will wear thin rather quickly, this motion-sensitive, miniaturised Portal turret has all the right moves.
Fans have banded together to create a bunch of Portal turret-themed videos for the unofficial "Turret Week".
Robotics student builds a turret that talks, tracks movement with a laser-guided system, and fires foam bullets at its target.
Using a motion sensor, Ryan Palser's cool-looking turret even plays a preloaded audio track when someone comes near.
Italian defense department orders Hitrole remote-controlled machine gun turrets to enable soldiers in Afghanistan to aim and fire without exposing themselves to attack.
Italian Ministry of Defense orders remote controlled machine gun turrets, gunners aim and fire from within vehicle using a flat panel display and joystick.
Boeing has mounted a high-energy laser weapons system into the belly of a C-130 aircraft. Watch for aerial tests next year in New Mexico.