Scientists have created a microscopic QR code so tiny it can only be seen with an electron microscope—smaller than most bacteria and now officially a world record. But this isn’t just about size; it’s ...

Scientists have created a QR code that is smaller than most bacteria, offering a novel way to store data. Using beams of charged particles, a team from Vienna University of Technology in Austria ...

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 ...

For those of us who weren't paying attention, over the last few years, scientists around the world have been one-upping each other in a bid to create the smallest QR code that can be reliably read.

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Researchers at TU Wien, in collaboration with the data storage company Cerabyte, have developed the world's smallest QR code, which measures just 1.98 square micrometres, smaller than most bacteria.