If you have a drafty home, are always cold or just want to add some supplemental heat, there's an energy-efficient space ...

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

We may receive a commission on purchases made from links. While it may seem intimidating at first, there are plenty of easy DIY auto maintenance projects that even the most novice DIY-er can handle.

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 ...

Researchers have made a significant advance in the development of a blood test for Alzheimer's, creating a new sensor design that is ultra-sensitive, outperforms competing technologies and can be ...

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 ...

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 ...

We earn commissions from purchases you make using links in our articles. Learn more. If your car experiences poor fuel economy, lacks power, feels sluggish, idles rough, or has an illuminated check ...

The X-37B's eighth orbital mission will start with a liftoff atop a SpaceX Falcon 9 rocket. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The U ...