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Galileo Galilei
and his influence on hang gliding
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Start:
Further, it is as though we have been led by the hand to the investigation of naturally accelerated motion by consideration of the custom and procedure of nature herself in all her other works, in the performance of which she habitually employs the first, simplest, and easiest means. And indeed, no one of judgment believes that swimming or flying can be accomplished in a simpler or easier way than that which fish and birds employ by natural instinct.
and:
This seen, I say, I came to the opinion that if one were to remove entirely the resistance of the medium, all materials would descend with equal speed.
Year: 1638 Source
