Home > Nanotechnology: small science, big deal > Gadgets and gizmos > Rewiring your laptop > Lifting the lid Take apart your laptop and inside you'll discover there is a small computer chip that does all the processing. The chip is made up of wires and switches each just a few hundred nanometres long.   Page 1 of 7 Hot chips back to: Gadgets and gizmos   Etched copper circuits of a computer chip. Image: IBM     Image: Veeco Instruments Inc.

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