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==The Early Days of Aviation==

==The Early Days of Aviation==

[[File:Hot-air-balloons.jpg|thumbnail|right|500px|A hot air balloon is a lighter-than-air aircraft that consisting of a bag, called an envelope, which contains heated air.]]

[[File:Hot-air-balloons.jpg|thumbnail|right|500px|A hot air balloon is a lighter-than-air aircraft that consists of a bag, that is called an envelope, which contains heated air.]]

[[Leonardo da Vinci]], via dissection and analysis of the anatomy of birds, was among the various [[Renaissance]] scientists to explore flight. Otto Lilienthal <ref>http://www.lilienthal-museum.de/olma/ehome.htm</ref> instigated the modern era of heavier-than-air flight. The [[Wright Brothers]], through research into wing section and planform design <ref>http://nasm.si.edu/wrightbrothers/index_full.cfm</ref> succeeded in 1903 in the first heavier than air powered flight.

[[Leonardo da Vinci]], via dissection and analysis of the anatomy of birds, was among the various [[Renaissance]] scientists to explore flight. Otto Lilienthal <ref>http://www.lilienthal-museum.de/olma/ehome.htm</ref> instigated the modern era of heavier-than-air flight. The [[Wright Brothers]], through research into wing section and planform design <ref>http://nasm.si.edu/wrightbrothers/index_full.cfm</ref> succeeded in 1903 in the first heavier than air powered flight.