Buildings and structures take careful planning in order to ensure that they don't collapse or fail in any way. Structural engineers analyze and study the way in which buildings support loads.

10 Cool Engineering Tricks the Romans Taught Us

When it came to building or improving things, the ancient Romans really knew their stuff. Which cool engineering tricks did they pass along to us?

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  • How Floating Cities Will Work

    How Floating Cities Will Work

    The world's first floating city is absolutely gigantic, fully loaded with amenities and necessities and could set sail in about three years. Find out what the Freedom Ship has in store for its lucky residents. See more »

  • How Geodesic Domes Work

    How Geodesic Domes Work

    If you think regular old domes took the world of structural engineering by storm, you should meet their geodesic cousins. What is a geodesic dome, and who first came up with the idea of building triangle-covered spheres as practical structures? See more »

  • How Pyramids Work

    How Pyramids Work

    When pyramids come to mind, most of us think of Egypt, but pyramids exist in many parts of the world. How were they constructed without earth-moving or heavy-lift machinery? And most of all, why were these amazing structures built? See more »

  • How Roller Coasters Work

    How Roller Coasters Work

    They don't have engines, brakes or accelerators. No, these amazing machines rely on physical, centripetal and gravitational forces to urge thrills, screams and that sinking stomach feeling we all love (and hate). Read more about the science of fun. See more »

  • How Skyscrapers Work

    How Skyscrapers Work

    People build skyscrapers primarily because they are convenient -- you can create a lot of real estate out of a relatively small ground area. They're also awe-inspiring. Skyscrapers capture our imagination -- how high can we build them? Learn about the architecture and design of these monumental buildings. See more »

  • How Smart Structures Will Work

    How Smart Structures Will Work

    Smart Structures will completely change the way buildings react to earthquakes! See how they will work! See more »

  • How the Society of Women Engineers Works

    How the Society of Women Engineers Works

    In 1950, 60 pioneering American women formed the Society of Women Engineers to support and encourage each other in a field not very welcoming to them. Sixty years on, the fight continues, as women are still underrepresented in engineering. See more »

  • How the World Trade Center Slurry Wall Works

    How the World Trade Center Slurry Wall Works

    It's been compared Jerusalem's Wailing Wall. What purpose did the slurry wall serve the World Trade Center, and what is its significance now? See more »

  • How the World Trade Center Worked

    How the World Trade Center Worked

    The twin towers of the World Trade Center were true originals -- their history is one of innovation, persistence and grand ideas. See more »

  • How Tunnels Work

    How Tunnels Work

    A tunnel can be simply defined as a tube hollowed through soil or stone, but actually constructing a tunnel is a challenge. Find out how tunnels are built. See more »

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