Software built into the cameras on iPhones and Android phones makes quick work of decoding QR codes. How do you do that on a laptop or desktop computer? I have a friend who calls me occasionally to ...

Physicists have created a new computer code that could speed up the design of the complicated magnets that shape the plasma in stellarators, making the systems simpler and more affordable to build.

Learn how to scan QR codes directly on your laptop or desktop using browser-based tools like 2scan.net. This easy guide explains how to decode QR codes from images, screenshots, PDFs, and ...