UPI transactions hit Rs 24.77 trillion in value and 19.78 billion in volume in March 2025, showcasing how cashless payments ...

Inspired by the black-and-white grid pattern of the traditional Japanese board game “Go,” the QR code was further developed ...

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR ...

"QR-ing" may be on a similar trajectory. Once an underdog of the tech world, QR codes are now a core tool for businesses across industries—not just in marketing but in operations, logistics ...