Sunshine Recorder

Elizabeth Preston posted a very interesting article last week on the Science Friday Facebook page and website, about the Campbell-Stokes “sunshine recorder” at the Blue Hill Observatory, in Milton, Massachusetts.

Sunshine Meter

If we had one of these in AZ right now, I think the chart would look like this:

Burning Paper
Animation by Ben Watts, http://cgterminal.com/2013/10/29/cinema-4d-burning-paper-effect-tutorial/

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