Love this fascinating look at the filament inside standard light bulbs. As "Engineer Guy" Bill Hammack points out, this type of light is on its way out. But the history behind it is still really interesting, especially if you want to see how scientists take a good idea and make it better, one step at a time.
To read the full, original article click on this link: What makes a filament light bulb work? - Boing Boing
Author: Maggie Koerth-Baker
