"World's smallest computer watches you - - from within"

"This tiniest computer to date is a prototype of an implantable eye pressure monitor for glaucoma patients. Key to this unit linking up with other computers to form wireless sensor networks is a compact radio that needs no tuning to find the right frequency.
One day, these Lilliputian computers could track pollution, monitor structural integrity, perform surveillance, or make virtually any object smart and traceable."



http://www.msnbc.msn.com/id/41722559/ns/technology_and_science-tech_and_gadgets/