While the world has changed a lot since the mid-1970s, the Universal Product Code (UPC)—what most people think of when they hear the word “barcode”—hasn’t.

Drinks & Bars The bottle bill, the UPC code and you Published: May. 15, 2009, 2:21 p.m. By Don Cazentre | [email protected] ...

Scientists have discovered a harmless, inexpensive way to track Zebras in the wild: snap pictures of their strips and ID them like UPC product codes. Tracking animals over time is essential to ...