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Mar 29, 2026, 5:15 pm126 ptsTrending
Slashdot
"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…
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