Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...

Police said an alleged self-styled Lashkar-e-Taiba commander was killed in a five-day joint anti-terror operation in Shopian. Security forces maintained a cordon around a dense orchard before ...

Amazon’s latest security camera, the $99.99 Blink Outdoor 4, brings several improvements over its predecessor, most notably a wider 143-degree field of view (up from 110 degrees). It also offers ...

The Blink Outdoor 4 comes with the camera, a Sync Module 2 hub, a USB charging cable and adapter, a mounting bracket and adhesive backing, and two AA batteries. The camera's square enclosure measures ...

The ESP32 keeps finding new jobs in my house.

In a cold room or cold-storage facility, the roof and ceiling assembly carries much of the thermal load. A weak specification keeps compressors running longer and can leave condensation problems after ...

I’ve been working with computers for ages, starting with a multi-year stint in purchasing for a major IBM reseller in New York City before eventually landing at PCMag (back when it was still in print ...

I'm PCMag's managing editor for consumer electronics, overseeing an experienced team of analysts covering smart home, home entertainment, wearables, fitness and health tech, and various other product ...

A floodlight camera combines a security camera with bright lighting in a single outdoor fixture, typically with Wi-Fi connectivity that lets you control it remotely from your phone. We've been ...

Abstract: In this paper we design and implement a home surveillance system based on an embedded system with multiple ultrasonic sensor modules to enhance the system's reliability. Each ultrasonic ...