I knew someone who took a motion sensor, hooked it up to a sprinkler and turned it into a water sentry gun of sorts. Any time a cat came near the bird feeder for an easy kill, it got wet. The cats ...

If you need to keep out unwanted guests from your office, bedroom or private spaces then you may be interested in this awesome Raspberry Pi motion tracking autonomous sentry gun project publish to the ...

As we head into summer, Super Soakers and their ilk become de rigeur ways to cool off in the heat. Not content with chasing targets himself, [Marcel] instead built a sentry water gun to do his bidding ...

We've seen automated guns and remote-control weapons here on SlashGear before, but this Nerf Sentry Gun is particularly slick. Designed and created by Jason Wright and Jeremy Blum as part of their ...

It may not be as sophisticated as Samsung’s sentry, but for a backyard DIY project this robotic guardian is damn impressive. It’s got built-in night vision and can track and shoot its targets in the ...

Raspberry Pi enthusiasts that might need to upgrade their Pi powered Nerf Sentry Gun, may be interested in a new platform called n.io. Details are still restricted on exactly how n.io functions ...