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 ...

UNSW researchers have developed a novel hydrogen fuel cell design that improves water management. We take a closer look.

Your thirsty pets deserve high-quality, moving water. I tested these cat fountains to find the smartest top performers.

AI data center water use remains unsolved despite Nvidia’s June 2026 DSX closed-loop cooling breakthrough, which cuts on-site ...

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 ...

Inductive sensors are non-contact proximity sensors that detect ferrous targets, ideally ones made of mild steel thicker than one millimeter. They consist of four major components: a ferrite core with ...

Pacoima is hemmed in by highways and heavy industry, and its residents are fighting pollution with hyperlocal air quality monitoring Jose Luis Salas looks up at the ladder. “Are you ready?” he asks ...

Overhydration is very rare, but drinking too much water can cause damage to your nerves, muscles and heart. (Photo Credit: iStock/Getty Images) All the body's cells need water to function well. But if ...

Red light therapy has long been used to reduce inflammation and improve skin texture, which is why LED devices are having a moment—you can reap some of the benefits without booking a professional ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

Cognitive control is the process by which goals or plans influence behaviour. Also called executive control, this process can inhibit automatic responses and influence working memory. Cognitive ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Megan Wollerton Our pick for simple control, the RCA Smart Wi-Fi A19 LED Bulb, ...