Add Yahoo as a preferred source to see more of our stories on Google. (The Conversation) — Few objects in the world are more immediately recognizable than the barcode. After all, barcodes are all ...

Other kinds of barcode soon followed and the UPC also laid the foundations for so-called "2D barcodes" such as QR codes, which can encode even more information. But the history of these little ...

The first modern barcode was scanned 50 years ago this summer—on a 10-pack of chewing gum in a grocery store in Troy, Ohio. Fifty is ancient for most technologies, but barcodes are still going strong.

(The Conversation) — Few objects in the world are more immediately recognizable than the barcode. After all, barcodes are all around us — more than 6 billion are scanned every single day. They’re on ...

Editor’s note: The views expressed in this commentary are solely those of the writers. CNN is showcasing the work of The Conversation, a collaboration between journalists and academics to provide news ...