Back in 1991, I was in New Delhi visiting the iconic Lotus Temple (Bahá’íHouse of Worship). The temple’s breathtaking ...

Murata SMD TYPE IRS-D200ST00R1 is one of the world’s smallest PIR motion sensors at just 6 x 6 mm in size and with a 2.6 mm thickness. Its name implies, it’s a reflowable SMD component, which ...

Monitor your property day and night with one of the best smart floodlight cameras we've tested. I'm PCMag's managing editor for consumer electronics, overseeing an experienced team of analysts ...

ABSTRACT: This study investigates the optimization of Fresnel lens designs using Zemax software, with a focus on minimizing beam divergence by controlling the output spot diameter on the image plane.

As radar technology continues to advance, it offers an increasingly broad range of capabilities, making it a viable alternative to traditional passive infrared (PIR) sensors. With radar’s enhanced ...

A new motion sensor incorporates micromachined thermal transistors to facilitate human presence and motion detection in security systems, home automation equipment, and Internet of Things (IoT) ...

NEW YORK, Nov. 28, 2023 /PRNewswire/ -- Governments are increasingly eager to address the escalating maintenance needs of aging critical infrastructure, including rail, bridges, mines, dams, and older ...

An instrument recently installed on the International Space Station (ISS) is proving its mettle at spotting plumes of greenhouse gases that are altering Earth’s climate. The EMIT sensor is so valuable ...

Modern cars are often described as “computers on wheels.” They come with automated driver assistance systems, large display screens, Internet connections and a multitude of ways to sync with ...

Retro computing lets you get to grips with technology's history, showing how far modern computers have come. Here's how to build your own working Apple I replica. Computers have come a long way since ...