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Two months before the Wright brothersa historic flight at Kitty Hawk, a top scientist declared that ano possible combination of known substances, known forces of machinery and known forms of force can be united in a practical (flying) machine...a Germ theory was first advanced in ancient Sanskrit texts thousands of years ago, but wasnat widely accepted until late in the 19th century.
Space travel was declared autter bilgea in 1956 by the British astronomer Royal, one of a long line of scientists who aproveda it was impossible.
Throughout history, it has been difficult, even...