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 ...

The Pop Whalen Ice & Event Center in Wolfeboro will reopen Friday after a Zamboni was fixed and emissions testing gave the all-clear for use, town officials said Thursday. Pop Whalen had been closed ...

A vehicle’s Check Engine light can turn any car ride into a harrowing experience. As soon as the check engine light ...

A viral video claims to show something every frustrated driver wants to believe: a car getting just 10 mpg suddenly jumping ...

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

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 on sleep quality, heart rate variability (HRV), resting heart rate, and body ...

Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ...

Carbon monoxide (CO) is one of the most serious safety hazards in a home, and one of the easiest to miss. The gas has no ...