A group of scientists will later this year deploy deep-sea landers to test whether metallic rocks on the ocean floor do in fact produce oxygen. The claim, made in 2024 by British marine ecologist ...

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 ...

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 ...

Toyota is in a bit of a pickle. Its hybrid fleet helps with emissions, but it's the plug-in hybrids that really make a difference. Fortunately, Toyota makes excellent ones. In this Toyota RAV4 PHEV ...

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 ...

WASHINGTON, Aug 25 (Reuters) - Elon Musk's SpaceX postponed the 10th launch of its Starship rocket due to cloudy weather in Texas on Monday, another slight delay in its efforts to overcome development ...

Elon Musk’s SpaceX Starship rocket never made it off the ground for its scheduled tenth test flight Sunday night before issues with the ground systems interfered — spoiling the company’s hopes for its ...

With the release of watchOS 11.6.1 and companion iOS 18.6.1, Apple managed to restore blood oxygen readings for U.S. owners of Apple Watch Series 9, Series 10, and Ultra 2. The method is slightly less ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

Samuel Lellouch does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...