This tiny, inexpensive microcontroller makes it easy to build reliable, room-by-room Home Assistant sensors without paying the smart home tax.

UWB technology maintains centimeter-level positioning accuracy in factory environments with metal surfaces and interference where RFID and Wi-Fi struggle. Open standards like omlox enable ...

Arducam recently launched the All-in-One Raspberry Pi AI Camera Kit with CM5, a Raspberry Pi CM5-based PoE outdoor security camera featuring a 12.3MP Sony IMX500 AI vision sensor housed in an ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

Two months after coming out of stealth with a $150 million fundraise, Boston-based Teradar is showing off its first flagship terahertz sensor at Consumer Electronics Show 2026 this week. The company ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

Just like your cellphone stays connected by roaming between networks, NASA's Polylingual Experimental Terminal, or PExT, technology demonstration is proving space missions can do the same by switching ...

Ramanujan’s elegant formulas for calculating pi, developed more than a century ago, have unexpectedly resurfaced at the heart of modern physics. Researchers at IISc discovered that the same ...

Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in school, where we learn about its use in the context of a circle. More ...