This easy test can help you get a gauge on your VO2 max—without a watch. Every day as I peruse through the mountain of ...

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 ...

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 ...

Imagine this scenario: Your supercharged project car is finally completed. Fresh engine, badass centrifugal blower, speed-density ECM tune, plenty of fuel, yadda-yadda-yadda. With a deck this stacked, ...

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 ...

Google is testing using different colored map pins in the map embed within Google AI Mode. The map pins can be in red, blue, yellow and maybe orange? Google even puts a key under the map, color coding ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE - Texas state Sen. Sarah Eckhardt, D-Austin, right, listens as Sen. Phil King, R-Weatherford, speaks in favor of a bill ...

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 ...

Texas public school administrators, parents and education experts worry that a new law to replace the state's standardized test could potentially increase student stress and the amount of time they ...

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 ...