Researchers at TU Wien in Vienna have created a QR code so small it can only be read with an electron microscope. The code measures roughly 1.98 square micrometers, with individual pixels about 49 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. If you’ve ventured out lately, chances are you have seen a bit ...

A 1.98-square-micrometer QR code, etched into ceramic thin film and verified by Guinness, showcases a new approach to ultra-dense, long-term data storage.

For those of us who weren't paying attention, over the last few years, scientists around the world have been one-upping each ...

Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.

QR codes are a fully-immersed part of life in 2024. But they got their start 30 years ago in 1994 in Japanese Toyota factories. “They used them as just a quick way to sense, you know, what, what was ...