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.
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.
"A Song of Weddings and Woes" graphics describe the big days for six Westeros couples. It's not all lace and flowers (except at Renly's affair).
Game of Thrones, Iron Man, and Minecraft are among the top toy themes at this year's Toy Fair in London.
The battleship USS Arizona, sunk during the attack on Pearl Harbor, has undergone extensive underwater 3D scanning to preserve this historic monument.