Your Raspberry Pi can be useful for a lot of things, including intruder detection with a laser tripwire. This Raspberry Pi ...

The development of cheaper, more powerful lasers has always been a cause for excitement among hackers, and fiber lasers are ...

Salisbury recently joined a growing number of Maryland communities using Flock Safety cameras and license plate readers, calling them a “force multiplier” for police, meaning more work can be done ...

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...

Agencies with the drones see response times to calls from 90 and 100 seconds, with the drone often arriving before an officer, officials said.

SCAD donates $200K for new security cameras in Forsyth Park after acid attack ...

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. Home security doesn't have to ...

Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ...