The MAP sensor is an important part of a car's operating system. But lots of things can make it go bad. Here's how you'll know when it's going.

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 ...

For electrical engineers working in almost any part of the wired or wireless spectrum, the spectrum analyzer is a critical test and measurement tool. For optical engineering, the equivalent tool is ...

Wireless thermometers are everywhere, but the ProTemp Plus tries to raise the bar. In this review, I’ll walk you through setup, daily use, and whether it meets pitmaster-level demands. If it’s going ...

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 ...

A passionate home cook since childhood, Mark Marino has covered food news for numerous national print and digital publications. He also served as the executive director of The Kitchn's shopping team, ...

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 ...

Should the eighth mission scheduled for August 21 occur as planned, it is believed that the X-37B spacecraft will spend more than a year in orbit. In May, the People’s Republic of China demonstrated a ...

Image of an L3Harris EA-37B aircraft integrated with electromagnetic attack mission system capabilities. (L3Harris Technologies) The Italian government will select and prepare a site for the ...