“Scientists have created a microscopic QR code so tiny it can only be seen with an electron microscope,” reports Science Daily. It’s “smaller than most bacteria and now officially a world record.”
“But this isn’t just about size; it’s about durability. By engraving data into ultra-stable ceramic materials, the team has opened the door to storing information that could last for centuries or even millennia without needing power or maintenance.”
Scientists at TU Wien, working…

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