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A Solar Eclipse for the Common Good Apr. 10, 2024
I left the house at high noon. Outdoors, Washington dressed in light spring green with splashes of ... Read More
Measuring Heights with Shadows Feb. 10, 2022
Week of February 13-19, 2022 Sharp-eyed observers may have noticed that, since the first day of win... Read More
The Deep Meaning of Groundhog Day Jan. 31, 2019
Saturday is Groundhog Day. It is the day when many eyes will turn to Gobbler's Knob, a wooded hill a... Read More
Counting Sheep Nov. 08, 2014
Setting back our clocks is an act of torture. This isn't hyperbole. If you visit a torture chamber a... Read More
