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Updated: Jul 24th, 2006 - 11:43:51
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Serious Skyscrapers
By ClassBrain Staff
Jul 20, 2006, 3:40pm
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How skyscrapers work – Read about the skyscrapers fight against gravity, how they stay standing and see how the wind affects these mighty buildings.
Source: HowStuffWorks.com
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Big Skyscraper Basics - “The term "skyscraper" was coined in the 1880s, shortly after the first tall buildings were constructed in the United States -- but the history of tall buildings dates back hundreds of years. Since the Middle Ages, engineers have engaged in a battle for the sky.” Read about the history of these amazing buildings in the guide to skyscrapers.
Source: PBS
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