Live Science on MSN
World's smallest QR code can store data for thousands of years — but you need an electron microscope to see it
Scientists created a tiny matrix that stores data by etching its grid into a thin ceramic film with a focused ion beam.
The smallest QR code in the world is so very tiny that your phone would need an electron microscope to scan it. The matrix ...
It’s hard to believe that something nefarious can lie within a QR code, but it can. QR codes have become a convenience of modern life. Just scan the black and white mosaic with your phone’s camera and ...
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 ...
India Today on MSN
Will CBSE Class 12 English paper be a rickroll? How QR codes protect question papers
A QR code on the CBSE Class 12 Maths exam paper allegedly redirected students to Rick Astley's Never Gonna Give You Up, ...
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