Thin as paper and no larger than a postage stamp, a prototype low-cost RFID tag from Philips Research (Eindhoven, The Netherlands) is based entirely on plastic electronics and promises to replace ...

Today, when you recycle a plastic container, it goes to a material recovery facility, where it must be identified and sorted. Facilities typically rely on imprecise older technology to try to figure ...

Researchers at the University of Washington (UW), and at Microsoft, have developed a DNA-based molecular tagging system, called Porcupine, which they say could offer a cost-effective alternative to ...

Keeping track of illegally logged trees is a lot easier when you know how many trees there are. At least that’s the hope of Helveta, a British company that hammers plastic barcodes into trees. The ...

EUGENE, Ore. — A University of Oregon business professor is on a mission to get barcode stickers on produce banned at the grocery store. She’s using artwork, made of those labels, to get people ...