We may receive a commission on purchases made from links. If you have an interest in electronics and have been hanging around DIY tech forums for a while now, chances are you already know what an ...

An Arduino-based laser security alarm system using a digital LDR module, buzzer, push button reset, and I2C LCD display. The system detects laser beam interruption and triggers an alert with visual ...

This project implements a simple and effective laser-based security system using an Arduino board. When a laser beam aimed at a digital LDR module is interrupted, the system triggers an alarm using a ...

In a University of Kentucky laboratory, three small spacecraft stand-ins slid across low-friction air tracks, nudging and pulling one another without thrusters, propellant, or physical contact.

US firm Aurelius Systems has completed live testing of its Archimedes autonomous directed-energy system ...

High-energy lasers are spreading around the world. A new field known as counter-directed energy weapons could determine ...

With an estimated 94,000 automated license plate readers in America, police and federal agents can almost track your ...

Leon County Schools is testing a new safety system using AI weapon detection and drones to stop active shooters.

Fincantieri has wrapped up its inaugural Maritime Security Hackathon, awarding top honors to startup Lares Technologies for a ...

A Tallahassee high school will be the first in the nation to use a new security system combining AI gun detection, 3D mapping ...

Sleek black devices well-hidden on high poles, around corners, or atop streetlights dot the roads of towns and cities all ...

This Frigate server monitors my home and, unlike cloud-based alternatives, protects my privacy ...