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 ...

The basic idea behind the bar code came from research by N. Joseph Woodland and Bernard Silver in the late 1940s. In the early 1960s, David J. Collins pioneered a way to scan bar codes with ...

Barcodes may seem like the simplest thing in the grocery store, but they have a surprisingly cutting-edge history. Barcodes ...

A bar code scanner, also called a bar code reader, is a device that has the ability to read data from a printed bar code. A bar code is made up of a set of lines, which represents information ...

Bar code art is nothing new. People have been getting bar code tattoos since the late 1980s in defiance of the capitalist, consumerist system bar codes have come to represent.

Audie Cornish and Robert Siegel remember Norman Joseph Woodland, an inventor of the bar code. He died Sunday at the age of 91.

In 1952, he and Silver would patent a "classifying apparatus and method"—what today we'd call a bar code. Woodland and Silver's design wasn't quite like the barcodes on produce now though.