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Otto Lilienthal , Otto Lilienthal
With the design and construction of his first working glider, Otto Lilienthal (1848-1896) bestowed a sense of viability and respectab… Flight , Flight
Three different groups of animals—insects, birds, and mammals—include species that have evolved the ability to fly. This ability developed ind… Stair , stair. Series of treads and risers, the two making a step, in a flight of stairs, usually enclosed in a structure or cage (staircase), providing acce… Volley , vol·ley / ˈvälē/ • n. (pl. -leys) 1. a number of bullets, arrows, or other projectiles discharged at one time: the infantry let off a couple of volle… Burt Rutan , Rutan, Burt
June 17, 1943 • Portland, Oregon
Aerospace engineer
Burt Rutan designed the first privately financed spacecraft to carry an ordinary citi… ratite , ratite A flightless, running bird that has no keel on its sternum. Aepyornithidae, Apterygidae, Casuariidae, Dinornithidae, Dromaiidae, Rheidae, and…
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flightless