QR codes are everywhere, tantalizing us with hidden information. Of course, a few of them are portals to malware or other uncool business, so it's not a good idea to just scan them all and hope for ...

The next time you’re thinking of throwing away a used boarding pass with a barcode on it, consider tossing the boarding pass into a document shredder instead. Two-dimensional barcodes and QR codes can ...

The bar codes placed on food packaging materials are generated and licensed by the Uniform Code Commission. This is an association of manufacturers and retailers who assign and grant licenses to food ...