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Why doesn’t the Leaning Tower of Pisa fall over? - Alex Gendler

TED-Ed Lesson: In 1990, the Italian government enlisted top engineers to stabilize Pisa’s famous Leaning Tower. There’d been many attempts during its 800 year history, but computer models revealed the urgency of their situation. The tower would topple if it reached an angle of 5.44 degrees— and it w…

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TED Ed

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