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 ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

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 ...

Getting started guide & review of the SONOFF Dongle Plus MG24 Zigbee adapter with Home Assistant, AirGuard TH monitor, and ...

Honor launched the global version of the Magic8 Pro today in London, and I have been putting it through its paces as my main ...

Ford’s CEO says 5,000 jobs are open. Mechanics say there is little wonder why.

Knowing a few precise mechanic terms can turn a confusing estimate into a clear conversation and keep you from paying for work you do not need. By understanding what these 14 concepts actually mean, ...

There are a lot of aviation apps out there that allow you to access useful aviation and weather data from your wrist. Here we ...

The Oura Ring does not directly measure blood pressure. This feature is not currently available on the device. Oura focuses ...

Vivoo's attachable smart toilet sensor was unveiled at CES 2026 and is designed to analyze hydration levels in real time.

PreEvnt isaac device uses breath analysis to monitor glucose levels without needles, drawing attention at CES 2026 as a ...