Jennifer Aniston wears one, as do England’s footballers. But the upgraded Oura Ring 4 Ceramic is £500, so I tested to see if ...

You’re on the metro and notice a young girl sitting in a seat marked for disabled people. She gets up on her stop, walks out without any help, and you might think “Well, she doesn’t look sick.” But ...

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 ...

The Living Sensor Display uses skin patches to report internal inflammation, opening up a new avenue for controlling diseases ...

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 ...

Measuring blood oxygen levels on the Apple Watch has been a staple of its health monitoring experience since it arrived. Yet, an ongoing patent dispute in the US has complicated matters over the last ...

The camshaft position sensor is an essential component of your car’s engine management system. It monitors the position and speed of the camshaft and sends this data to the engine control unit (ECU), ...

The oximeter uses your watch’s built-in blood oxygen app, which you can use to manually trigger an on-demand blood oxygen check. However, your watch can also conduct periodic background readings over ...

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 ...