Who Invented the Parachute?
Leonardo da Vinci (1452-1519) was thought until recently to have been the first to design a parachute. But drawings have now been found that
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Hot Air Balloons
When Were the First Hot-air Balloons Flown?
When Were the First Hot-air Balloons Flown? There was much excitement in France on September 19, 1783. The Montgolfier brothers were going t