1. Joints - The Foundation of Movement Joints are the moving links in a robotic arm. They let the arm bend, rotate, or change ...

These components are probably the most valuable parts you can salvage from old gear. They are essential if you are working on ...

Like many nerds, I have an interest in cryptography rooted in the wartime exploits of codebreaker and Ur-computer scientist Alan Turing. So I’ve followed with interest IEEE Spectrum’s reporting on the ...

Dennis] of [Made by Dennis] has been building a Voron 0 for fun and education, and since this apparently wasn’t enough of a ...

D printers are built for additive manufacturing. However, at heart, they are really just simple CNC motion platforms, and can ...

Is someone on your list hard to shop for? We've got a ton of great options for just about anyone. And grab a little something ...

Inkjet or laser? Need just printing, or have to scan and copy, too? Seeking low-cost ink, or a low-cost printer? Here's how to choose the right printer for home or work, backed by our top lab-tested ...

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-all models range from ...

Need to scan, copy, or fax, in addition to printing? An AIO printer is what you want. Find the right multifunction machine based on our in-depth reviews and expert advice. Most of my current work for ...

Editor’s Note: December 10, 2025: We’ve reviewed these selections to ensure they are available and competitively priced. To further update our coverage, with a focus on ease-of-use, we’ve called in ...

Whether you work from home or need to print school assignments, a reliable home printer makes all the difference. Look beyond the upfront cost. Efficiency, print quality, and ongoing expenses such as ...

When the first laser and inkjet printers for PCs arrived in the mid-1980s, they could only print in monochrome, and their respective advantages were obvious. Today, the differences between laser and ...