Images: Energy-saving sensors

Joshua Smith of Intel Research Seattle and a WISP light sensor. In an experiment, Smith hung the sensor on his window and it detected light levels for 12 hours. These sensors take an ordinary RFID tag and increase its functionality.

Intel Research Seattle

About Bill Detwiler

Bill Detwiler is Managing Editor of TechRepublic and Tech Pro Research and the host of Cracking Open, CNET and TechRepublic's popular online show. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop supp...

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