But one technology is crawling towards realisation — the idea of human beings being "chipped", or implanted with a microchip containing personal information.

One of America's largest medical insurance companies is sponsoring a two-year trial in which chronically ill patients will be implanted with a chip containing their medical information.
—Anjana Ahuja, "Doctor, I've got this little lump on my arm... Relax, that tells me everything," The Times, July 24, 2006

Appearing last Tuesday on FOX News' FOX & Friends, Silverman suggested that guest workers coming into the United States could be chipped at the border as a means of registration. In addition, Silverman said the chipping of guest workers could also aid enforcement of immigration laws at the employer level.
—Joni Morse, "RFID tagging debated for immigration control," RCR Wireless News, May 22, 2006

Because you can't track a cow by sticking a bar-code label on it, University of Missouri researchers are embedding microchips bearing low-frequency radio transponders in cows' ears to store coded information such as health records and pedigree listings.
—Eugene Robinson, "Chipped beef beats bar codes," Corporate Computing, March 1, 1993