When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.

Case Reference: A 2023 XT5 owner encountered a fault light on the highway. After inspection, it was found to be a loose ...

Masimo found out about restoration of pulse oximetry to the Apple Watch the same way that the rest of the world did, and is suing US Customs and Border Protection to stop the process. It seems Apple ...

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 ...

Measuring blood oxygen levels on the Apple Watch has been common for many years, but an ongoing ban in the US has complicated matters. In this guide, we’ll explain exactly how the ban affects the ...

A glucometer helps you check blood sugar levels by analyzing a small drop of blood from your finger. People with diabetes need to test blood sugar levels regularly to manage their condition. Accurate ...

Army Secretary Dan Driscoll is shown the newly arrived Lower Tier Air and Missile Defense Sensor, or LTAMDS, seen in the background during a rainstorm on Guam on July 27, 2025. (SFC Nicole Mejia/U.S.

The U.S. Space Force's secretive X-37B space plane is poised to launch to orbit once again. The X-37B is slated to lift off atop a SpaceX Falcon 9 rocket on Aug. 21 from NASA's Kennedy Space Center in ...

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 ...

A U.S. spaceplane will head to the heavens next month to test a quantum sensor that could help navigation in orbit without GPS, and to demonstrate new methods of space-based communications, the Space ...

The facility, based in Italy, is the first of its kind outside the US and will be used to support the G550 aircraft modifications alongside other air, surface and maritime platforms. L3Harris has ...

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 ...