http://www.technovelgy.com/ct/Science-Fiction-News.asp?NewsNum=939
"RFID 'Powder' - World's Smallest RFID Tag The world's smallest and thinnest RFID tags were introduced yesterday by Hitachi. Tiny miracles of miniaturization, these RFID chips (Radio Frequency IDentification chips) measure just 0.05 x 0.05 millimeters. " <more>
