The Light Bulb: More Complicated Than You Think
With incandescent bulbs on their way out, it's a good time to take a look back at the technology that has been almost ubiquitous for decades. Bill Hammack, a professor at the University of Illinois — Urbana, take a close-up view at the filament, which is much more complicated than many of us would have expected. It isn't just a wire, but rather a coil within a coil, and the surprises don't stop there.
If you’re having trouble watching this video, try downloading the latest version of Flash Player  or contacting your IT department.
Have any comments or questions about our Thursday video editions of IMPO Insider? Or do you have a video you’d like to see featured in one of our deployments? Email me at Joel.Hans@advantagemedia.com .