The US used to be #1 in solar cell innovation and production.
We have sunk below #5.

The beauty and significance of the Turby to me is that it is a double helix.


Here is a whimsical piece of art which is not a Turby but moves like one. http://www.carltonartgallery.com/images/Lyman%20Whitaker%20Gallery/Star%20Pole.jpg