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 ...

Being outdoorsy is all the rage with modern cars. It’s no longer enough to offer off-road capability; you have to be loud about it, too. Nobody has embraced this more than Jeep, which has recently ...

While it’s true that the vast majority of SUV owners will never take their vehicles off the pavement, they want to know that they can. Realistically, that durability translates into road-worthiness on ...

Forbes contributors publish independent expert analyses and insights. Matthew MacConnell covers the evolving world of motoring. In the UK, the Subaru Forester and Outback are usually driven by people ...

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 ...

Cleaning the MAF sensor to get my Subaru running smoother and restore proper airflow readings. Bruce Willis’ wife shares heartbreaking health update Farage has no right to ‘tear up’ Good Friday ...

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 ...

Army Secretary Dan Driscoll is shown the newly arrived Lower Tier Air and Missile Defense Sensor, or LTAMDS, seen in the background during a rainstorm on Guam on July 27, 2025. (SFC Nicole Mejia/U.S.

It may be aimed at the RAV4 and CR-V hybrids, but this electrified Subaru leans hard into its sensible-shoes persona. Our satellite-based test gear was able to discern a 0.2 second improvement in both ...

Your engine needs a steady stream of clean air to function properly, and it's the job of the mass air flow (MAF) sensor to measure and regulate the amount of clean air entering the intake. The engine ...