In Pictures: 10 really small devices that could change the world

From the world's tiniest semiconductor laser to a bee-sized flying robot, these minuscule devices -- many of which cannot be seen by a human eye -- are changing our world.

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A movie with a very small cast IBM's latest video release, A Boy And His Atom, may lack big-name stars, look crude and have a forgettable story line, but it's a must-see nonetheless.

The 242-frame stop-action animated movie is created by scientists who are manipulating actual carbon monoxide molecules under one-million-times magnification. If you listen carefully to the video you can almost hear the scratching of the molecules as they are dragged across a copper sheet.

Filmed at IBM's Almaden Research Lab in San Jose using two scanning tunneling microscopes, techniques like this might one day yield electronic circuits with just a few atoms rather than millions.

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In Pictures: 10 really small devices that could change the world

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