ALBANY, N.Y.— It's the season for avian air shows. They are open to the public, free of charge, courtesy of thousands of feathered aviators whose precise, tight formations against autumn's palette is ...
A live recording of the experimental apparatus in operation. Five foils are driven to flap up and down in unison, and they freely and interactively propel around a water tank. In looking up at the sky ...
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