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 flashes of ...

If you plan to run a very small store, sometimes called a "mom and pop" shop, you can probably hand-enter pricing information when ringing up a customer's order. For a larger scale operation, however, ...

Audie Cornish and Robert Siegel remember Norman Joseph Woodland, an inventor of the bar code. He died Sunday at the age of 91. SIEGEL: That's the sound of a bar code scanner, and Woodland was the mind ...

Roman Mars’ podcast 99% Invisible covers design questions large and small, from his fascination with rebar to the history of slot machines to the great Los Angeles Red Car conspiracy. Here at The Eye, ...

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) ...

In 1948, the war had ended, and Joseph Woodland was back on campus. After spending a couple of years working on the Manhattan Project, he had come back to Drexel to finish his bachelor's degree and ...

That old grocery-store standby, the bar code on every mop, magazine, and Mars bar, celebrated its 30th birthday this year. Considering the drastic advances in computing since 1974, it should come as ...