China has completed full-engine testing of a 220-tonne liquid oxygen-methane engine for its reusable carrier rockets, marking a major breakthrough in high-thrust, high-performance propulsion.

Virgin Media O2 (VMO2) has switched on the UK's first satellite-to-mobile service in its bid to help boost phone coverage across the country. Powered by Starlink's Direct to Cell, the new O2 Satellite ...

Join Leicester Tigers pair Ollie Chessum and Freddie Steward as they break down a typical week preparing for an away fixture in Guinness Six Nations camp. OC: For the forwards, preparation for the ...

Technically it is not a new licence, but rather a variation on the mobile operator's existing concession, as per the new rules finalised by the regulator at the back end of last year. The regulations ...

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 ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether you’re sitting, standing, or lying down. The FP400 builds on several past ...

As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, many Americans will be checking to make sure they don’t have the ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

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 ...