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Seeing the Unseen

posted Jul 23, 2011, 2:14 PM by Marc Berthoud   [ updated Jul 18, 2012, 10:19 AM by Margie Corp ]
How Studying Multi-wavelength Astronomy Can Reveal the Hidden Universe
February 19, 2011   -   Teachers were challenged to view their world in a new light at this month's Stars at Yerkes workshop.  ARCS teacher Kathy Schmidt organized a rich agenda of topics and expert presenters highlighting the SOFIA Project and building infrared filter adapters for simple digital cameras.  The day also included learning about how the radio frequencies of Earth help us find the distances to pulsars.  
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