Ishani Ganguli | May 1, 2006 | 3 min read
Credit: COURTESY OF MIKE TUCKER, UNIVERSITY OF GEORGIA" /> Credit: COURTESY OF MIKE TUCKER, UNIVERSITY OF GEORGIAThree years ago, George Vellidis, an agricultural engineer at the University of Georgia in Tifton, was speaking to an electrical engineering colleague who was working for the military to develop radio frequency identification (RFID)-equipped "smart dust" that could be sprinkled on battlefields to gain information. She planted a seed in his head: Could the same technology used t