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Just how small can a QR code be? Small enough that it can only be recognised with an electron microscope. A research team at TU Wien, working together with the data storage technology company Cerabyte ...

Tiny details: QR codes are designed to efficiently and securely store digital data in a compact, two-dimensional form. Researchers at TU Wien took this principle further – delving into the microscopic ...

QR codes. For many of us, they’re synonymous with a) the pandemic, b) the ongoing lack of actual menus in bars and restaurants, and c) the fact that the world is now just that little bit more tiresome ...