World's Smallest Light Bulb
Scientists at UCLA have constructed the world's smallest light bulb. When it's turned off, the tiny filament is invisible to the naked eye. Flip the switch, however, and it becomes a tiny pin-prick of light.
The minuscule bulb was created using carbon nanotube technology, a much touted scientific breakthrough that has, until now, been used to do little else other than create portraits of our ...









