These three 3D printing projects are far from the only prints I’ll do on my Arduino journey, I’m sure. I’m already looking for the next prints to do, and even working on making some of my own. But, ...

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 ...

The rise of the consumer 3D printer has yielded amazing devices for designers, engineers, hobbyists, tinkerers, and schools alike. I've been reviewing 3D printers for PCMag since the first widely ...

If you have a 3D printer, your nozzle and heater block are invariably covered in a weird goo consisting of decomposed and burnt plastic. There’s only one way around this – a nozzle sock, or a silicone ...

A mosquito has a very finely tuned proboscis that is excellent at slipping through your skin to suck out the blood beneath. Researchers at McGill University recently figured that the same biological ...

More affordable than ever, 3D printers are booming for personal, professional, and educational use. We've been testing them for over a decade and are here to help you find the right option. Since 2004 ...

The H2C isn't it exactly what we were expecting? It's a multi-nozzle changer rather than a tool changer; however, it is still impressive in that it delivers the ability to print with seven filaments ...

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 ...

This library is to use L9110 motor driver. The L9110 is a simple motor driver which only allows forward or reverse. For this it uses two pins of which only one can be HIGH. If both are LOW or both are ...

These models are rising in popularity among new-car shoppers. We installed a collection of bestselling convertible car seats in various vehicles to find out which ones are easiest to secure, adjust, ...