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Is It a Bird?
Bird-watching inspires a glider that soars almost as well as the real thing.


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Taking to the Air
What good is half a wing? Penn State scientists study the evolution of insect flight.


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Flapping Wings
Engineers look to nature's flapping wings to design an indoor flying machine.


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Walkalong Glider
A model airplane unlike any other, designed by the son of inventor Paul MacCready.


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take a look at these related stories from the Frontiers Archive:




How Do Bees Fly?
Biologists build models of moths and subject fruit flies to virtual reality to determine the physics behind insect flight.


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Bird Man
A biologist uses a wind tunnel and a special obstacle course to reveal the complexities of bird flight.


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Roboflyers
Students compete to build a flying machine capable of autonomous flight.


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NASA's Way to Mars
NASA’s current plan for a Mars mission uses relays of spaceships and innovative inflatable living quarters, en route and on the surface of Mars.


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Is it a Bird?The Eternal WingEyes in the SkyTaking to the AirFlapping FlyersWalkalong Glider Teaching guide Science hotline video trailer Resources