Sentry turrets based on the Raspberry Pi or Arduino are a popular type of maker project, and this one is worth looking at for its impressive design and use of a new platform called n.io. The project’s ...

What happens when you give a former Navy weapons engineer some development boards and ask him to build “something cool”? What happens when you give a kid finger paints? [Seb] obviously built an IoT ...

Fans of the awesome and iconic Portal and Portal 2 games created by Valve, who enjoy building Arduino powered devices, might fancy building their very own tracking and talking model Portal turret.

A student in the University of South Florida Makecourse has created their own version of the Turret from Portal, based on an Arduino and complete with lasers activated by motion. The core of the ...

Anyone who plays video games will know that few things protect an area like a well-placed sentry gun. In the real world, though, even a person's bedroom or office could use a little protection ...

If you need inspiration for your next Arduino project, this rapid-fire Nerf sentry gun might be worth more investigation. Built by maker and 3D printing master, James Bruton, the Arduino-powered Nerf ...

Fans of the video game series "Portal" who wish to decorate their abode with the violent and sometimes friendly robotic turrets now have options. There are various replica Portal guns on the market ...