We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

A test bench is a controlled setup used to check how software or hardware behaves without needing the full system it will eventually run on. It provides an environment where components can be tested, ...

The developers of Terminal-Bench, a benchmark suite for evaluating the performance of autonomous AI agents on real-world terminal-based tasks, have released version 2.0 alongside Harbor, a new ...

Lifting weights is one thing, but bench pressing 405lbs underwater is a whole different challenge! Inspired by past attempts, I decided to test how buoyancy affects strength by gradually increasing ...

If you’ve had your eye on a new Apple Watch Series 10, now’s the day to finally get one. Not only is it $100 off, starting at just $299 for the 42mm model, but the blood-oxygen sensor is finally ...

In a surprise Thursday announcement, Apple says that it is bringing the blood oxygen sensor feature back to the Apple Watch Series 9 and newer. The returning feature will be part of an iOS 18.6.1 and ...

A redesigned blood oxygen measurement capability will arrive Thursday for Apple Watch models that lost access to the feature due to a patent dispute. Apple found a workaround that involves the Apple ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

1 Department of Chemical Oceanography, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany 2 Faculty of Mathematics and Natural Sciences, Kiel University, Kiel, Germany This paper followed ...

The U.S. Space Force expects to launch the eighth X-37B mission no earlier than Aug. 21. Credit: U.S. Space Force The U.S. Space Force plans to use its X-37B orbital test vehicle to conduct ...

The facility, whose exact location has not been disclosed yet, will be used to support commercial, military and government programs, including ISR and electronic warfare platforms such as the G550 ...