PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

We may receive a commission on purchases made from links. While it may seem intimidating at first, there are plenty of easy DIY auto maintenance projects that even the most novice DIY-er can handle.

You have a great idea—a product tweak that will save your company money, a process change to increase your team’s productivity, or a plan for heading off a looming crisis. There’s just one snag: ...

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Customers with the UK's largest mobile networks are being warned to update their devices "as soon as possible" or risk losing mobile internet access altogether. O2 has announced it will be shutting ...