China has completed full-engine testing of a 220-tonne liquid oxygen-methane engine for its reusable carrier rockets, marking a major breakthrough in high-thrust, high-performance propulsion.

Apple is actively testing two major rear camera improvements for the iPhone, according to a reputable leaker. The Weibo user known as "Digital Chat Station" claims that Apple is testing a new main ...

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 ...

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 ...

A Chicago native is awaiting sentencing in the U.K. after being convicted of killing a classmate. Joshua Michals, 26, was in a “casual relationship” with fellow Goldsmiths, University of London ...

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 ...

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 ...