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 ...

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 Biden administration set up the initiative after the Taliban retook power in Afghanistan in August 2021 for those who assisted U.S. troops. By Hamed Aleaziz Reporting from Washington A 29-year-old ...

MatrixSpace, a leader in portable AI-enabled radar for counter-UAS missions, is the winner in the U.S. Army’s xTechCounter Strike competition, part of Operation Flytrap 4.5. MatrixSpace was the only ...

BURLINGTON, Mass., Nov. 24, 2025 /PRNewswire/ -- MatrixSpace, a leader in portable AI-enabled radar for counter-UAS missions, is the winner in the U.S. Army's xTechCounter Strike competition, part of ...

A map by Newsweek shows the latest extent of the U.S. military buildup in the Caribbean following Defense Secretary Pete Hegseth’s announcement of an operation he said is aimed to tackle ...

Matt Carey, the co-founder and CEO of Boston-based startup Teradar, loves when people tell him: “I don’t believe you.” That’s “right where we want folks,” he recently told TechCrunch. Carey has spent ...

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 ...

If you have an Apple Watch Series 9, 10, or Ultra Watch 2 that you bought in the US in the past year, you'll finally get the blood oxygen sensing feature back via a software update later today, ...