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 ...

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

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

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 ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

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

Cardiac device therapy has significantly evolved since the introduction of the first implantable pacemaker and the subsequent ...

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 ...

Nanosensors are chemical or mechanical sensors that can be used to detect the presence of chemical species and nanoparticles, or monitor physical parameters such as temperature, on the nanoscale. They ...