Listly
Listly by anastasiagreen363
Researchers fabricate the tiniest QR code in the world, unseen by the naked eye and only visible by an infrared camera lens.
Yes, you read that right. The familiar, ever-evolving QR code is switching to stealth mode.
Researchers fabricate the tiniest infrared QR code in the world, unseen by the naked eye, and can only be visible by an infrared camera lens.