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 ...

• Auto123 reviews the 2026 Lexus RZ. Vancouver, BC – No one would argue that Lexus doesn’t offer a diverse range of high-quality models. But Toyota’s luxury division is not infallible, and if you want ...

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 ...

STMicroelectronics' TMOS sensors handle presence sensing using a 5- to 20-µm passive IR sensor. This provides more accurate results as well as information about the distance rather than just a basic ...

Lexus has an interesting steering wheel button setup where there are two thumbpads on the spokes, unlabeled, that can be shifted between functions (like the shift key on your computer, not shifting ...

The Gen III TacIRST distributed infrared threat‑warning system will equip the F-22 Raptor, with an evaluation planned in 2026. Lockheed Martin has announced the first flight of the latest iteration of ...

The problem: The issue has to do with a faulty occupant weight sensor, known as an Occupant Classification System (OCS). If the OCS short circuits, the airbag might not deploy as designed in certain ...

New performance prototypes were spotted undergoing testing at the Nürburgring. This includes the upcoming Lexus LFR, Audi RS6 e-tron, BMW M3, and Porsche GT2 RS. Get an early look at how manufacturers ...

Among the many problems with the flu is the fact that you can spread the virus before you even know you've got it. An experimental new "sensor" could one day keep you from doing so, by causing you to ...

Flu season is fast approaching in the northern hemisphere. And a taste-based influenza test could someday have you swapping nasal swabs for chewing gum. A new molecular sensor has been designed to ...

For heart rate testing, Horst used a Polar H10 chest strap as the benchmark. The Apple Watch Ultra 2, running watchOS 26 beta, delivered results that were nearly identical to the strap during indoor ...