A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...

Can you remove an O2 sensor with a standard wrench? Learn when you need a special socket, what's in a kit, and how thread ...

Samsung is reportedly working on a new smartphone camera sensor with global shutter-like capabilities. This should result in better image quality when taking photos of fast-moving subjects. It’s ...

About half of the vehicles GM sold in the U.S. last year were imported. GM lost $2.8 billion in Q2 free cash flow due to tariffs. CEO Mary Barra notes a global trade imbalance: “not a level playing ...

General Motors Co. faced the prospect of needing to cut production of gasoline-fueled vehicles if electric-vehicle sales failed to grow as needed under ambitious fuel economy requirements enacted by ...

But the chief executive, Mary Barra, added that the jury was still out on whether electric vehicles would become a major seller in the United States. By Jack Ewing Covering the auto industry General ...

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 ...

Microsoft is introducing a new scareware sensor for the Microsoft Edge web browser, which helps detect scam pages more quickly and ensures that Defender SmartScreen blocks them faster. In scareware ...

The stock options sold came from 2020 performance rewards as well as stock accrued between 2011 and 2024. At the end of 2024, Barra held 3,038,678 shares in GM, which was about 27.2 times her salary ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

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 ...

Quantum computing is either a distant dream or an imminent reality depending on whom you ask. And while much of this year's Quantum Village at the Defcon security conference in Las Vegas is focused on ...