The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

Your car’s OBD-II port is more than just a check engine light reader — it’s a gateway to live data, system health, and even hidden trouble codes. With the right scanner, you can catch problems early, ...

Last year, my fellow Gear Patrol editor Brad Lanphear wrote a story about Nodus field-testing a prototype tool watch with real-world explorers on a two-week scientific research expedition in the Gobi ...

Years of testing, emergency systems and sensors have gone into protecting the astronauts set to head to the moon. Years of testing, emergency systems and sensors have gone into protecting the ...

After smartphones were cleared by NASA for space missions, the crew members of the Integrity spacecraft are beaming back lots of iPhone photos. Jeff Carlson writes about mobile technology for CNET. He ...

You need antivirus software. Because of AI, online threats keep getting more sophisticated—more and more AI-fueled attacks pop up with each passing week. Even the tech-savvy and cautious can get ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

Amazon's Prime Day sales are always a great excuse to stock up on automotive gear, and its Big Spring Sale 2026 is the perfect opportunity to get ready for spring cleaning and summer road trips. From ...

The check engine light is the worst kind of message. It tells you something is wrong without telling you what, and the dealership will happily charge a ...

Newcastle City Hall opened its doors in 1928. It has hosted some of the biggest music acts in the world and has become renowned for sell-out stand-up comedy shows. The venue is currently operated by ...