The best OBD-II scanners were once expensive luxuries that were exclusive to mechanics and other professionals. Those days are long gone, and we recommend that every driver has one to help ...

If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day of staring at your computer, you may have been tempted to purchase a pair of blue-light-blocking ...

On Windows, use the Devices and Printers menu, and on Mac, use the Printers & Scanners settings. It's obviously hard to generalise about how to set up your printer, but there will most likely be ...

The Flickr set of the build shows [James] installing a compact fluorescent bulb in the body of the scanner. Aluminum foil reflects the light ... green, and blue LEDs to adjust the color temperature?

The scanner connects to your car's computer system and can read its internal codes to diagnose mechanical and electronic ills. That check-engine light could be related to something as simple as ...

A profitable sideline for photography shops was providing scans of film, and there were a series of high-end scanners aimed at that market. [Kai Kaufman] shares the experience of making one of ...

But how do you scan in a document and input that data? While we would love the ability to upload a PDF directly into Excel and have the software break down critical data to input, that sadly is ...

Any printer can, of course, print. But only an all-in-one (AIO) printer can push off your old fax machine, copier, and scanner to the great recycler in the sky. These do-it-alls range from compact ...

Here’s how it works. The speed of light traveling through a vacuum is exactly 299,792,458 meters (983,571,056 feet) per second. That's about 186,282 miles per second — a universal constant ...

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