BERLIN—Rohde & Schwarz is getting into the increasingly contested market for laser-based counter-drone systems. The German defense electronics specialist is unveiling the Tactical High-Energy Opponent ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Installing a smart water sensor can save you a lot of money and hassle. The top leak detectors we've tested immediately alert you to issues and even shut off your home's water supply. I’ve been ...