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 ...

The chief medical officer is interested in an easier path to market for health screening features in wearable devices.

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

NASA's X-59 supersonic demonstrator sits partially disassembled at Armstrong Flight Research Center following its October ...

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 ...

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 ...

Learn how to use the X-Ray in Quarantine Zone: The Last Check to spot damaged organs and signs of infection.

How to Inject Semaglutide This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Semaglutide, the active ...

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to unlocking microscopic details inside living cells. Yet despite decades of ...