September 13, 2006Company says 500 new stores, clubs to roll out tech for case- and pallet-level tracking before end of fiscal year.TAGS:RFID, Wal-Mart Stores Inc., RFID chip, supplier, grocery
April 4, 2006Researchers develop "switchable" lenses, a viable alternative to bifocals associated with grocery stores and old age. Photos: Eye on 'switchable' lensesTAGS:electrode, lens, layer, grocery, glass, researcher, age