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- Aug 31, 2016
- 1 min
Solargraphs Awry
Not all Anniversary Solargraphs have been or will be successful. A few pinhole cameras have yielded discouraging results. A can atop...
- Aug 24, 2016
- 3 min
Night Over the National Parks
Leave Them Unimpaired On August 25, 1916, President Woodrow Wilson deftly lifted his pen to sign the Organic Act. At that same moment,...
- Aug 21, 2016
- 1 min
Sungazing Eye Safety
The solar eclipse on August 21, 2017, is an opportunity to embrace the predictive nature of science, but eye safety is paramount. At my...
- Aug 17, 2016
- 3 min
The Best Monday Ever
On August 21, 2017, the sun, moon, and earth will most assuredly align. That Monday, all of North America will see a partial solar...
- Aug 17, 2016
- 1 min
Mirror Projection of Sun
Ken Miller kindly shares an elegant and effective way to project an image of the sun during a solar eclipse. Project it high over heads,...
- Aug 17, 2016
- 1 min
Eclipse Tip: Planets by Day
The 2017 solar eclipse is loaded with highlights. Among them, for observers in the narrow swath of totality from Oregon to South...