Villasenor did not specify what the FBI K-9 dogs hit on, or the possible significance.

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Beams Villasenor: You cannot even imagine the types of products and applications that will arise.

FORBES: Chips that change their spots

Several reasons, say John Villasenor and William Mangione-Smith, professors of electrical engineering at UCLA who do pioneering research in the field.

FORBES: Chips that change their spots

Tucson Police Chief Roberto Villasenor said Monday night that the "specialized K-9s (were) flown in" to help in the case of young Isabel Mercedes Celis, who was reported missing on Saturday morning.

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