The Model Sailplane Second Annual Open House will be held from 11 a.m. to 3 p.m. Sunday, Sept. 12 in Carnation. September 8, 2010 6:34 pm The Model Sailplane Second Annual Open House will be held from ...
Birds have long inspired humans to create their own ways to fly. We know that soaring bird species that migrate long distances use thermal updrafts to stay in the air without using up energy flapping ...
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