So you've already outgrown Arduino's most beginner-friendly board, the Uno, and are looking to move on to bigger, more exciting projects. In that case, the Nano family might just be what you need.

Editor’s Note, May 18, 2026: In our latest update, Contributor Brandon Russell has added two new recommendations: The ClearClick QuickConvert 2.0 is our favorite portable scanner; and the Plustek ...

Scanners of various flavors still exist, of course, but there's a lot less need for the average person to own one. Your recent-ish photographs are all going to be digital, and it's rare that most ...

ICE is expanding its use of iris recognition technology, with plans to deploy hundreds of scanning devices across the country ...

A blood clot in the finger can result from trauma or conditions affecting blood flow, potentially leading to pain, swelling, and discoloration. While some blood clots in the finger resolve on their ...

We independently evaluate all of our recommendations. If you click on links we provide, we may receive compensation. Michael is a former senior editor of investing and trading products for ...

I review a lot of laptops here at PCWorld, and I’m always surprised when I unbox one without biometric hardware. Fingerprint readers and infrared (IR) cameras for facial recognition are both great—and ...

The HW1 by Gesture Platforms is a 10-degree-of-freedom (DOF) high-dexterity robotic hand and wrist built around an ESP32-S3 wireless MCU. It’s primarily designed for researchers, educators, and ...