Videos Tagged: mona lisa

History
History of Helicopters
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The earliest invention for vertical flight that we know comes from China. It is known that since 400 years BC, children in China played with bamboo flying toys. Children attached a stick to a ro...

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The historical name of the complex is Roha. This religious and pilgrimage center in the north-central Ethiopia is the ca...
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Some 700 years ago, officials in Dubrovnik and rest of Europe fought against a devastating outbreak of bubonic plaque. T...
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At the peak of his fortune, Jesse had a net worth of $100 million. That was back in 1929. In today’s money, that would...
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Bamboo belongs in the Bambusoideae subfamily of the perennial evergreen grass family Poaceae. The German botanist Charle...
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This idea has been around since the early 1970s. But the early ideas were not economically viable. The present day launc...
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