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Monthly Archives: May 2015
Stitching a Supernova
When John R. Whitman saw an X-ray image of the Cassiopeia-A supernova in Scientific American in 1975, he decided it would make a lovely needlepoint design, and when he wondered who he might ask to produce it, he immediately thought of his good friend, Dr. Cecilia Payne-Gaposchkin. “I met with Cecilia to inquire if she might have any interest in […]
Posted in Extra Credit
Exploring “Genius Day” with Annie Jump Cannon
This past Saturday, I co-ran a”Genius Day” workshop for a dozen or so middle school-age kids for a local non-profit organization, the Institute for Educational Advancement. Previous “Genius Days” have focused on Darwin, Shakespeare, and William Strata Smith, and I helped out a friend last summer with some Galileo-themed activities. At first, I was little skeptical of […]
Posted in Extra Credit, News, Reflections