Structural Engineering

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.

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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?


What if the Hoover Dam broke?

The Hoover Dam holds back 10 trillion gallons of water. That's enough to cover the state of Connecticut 10 feet deep. How much damage would be done if the dam broke?

What if I wanted to build a Great Pyramid today?

If you wanted to build a Great Pyramid in today's market, you would need to take into consideration a lot of factors. How much labor would you need? What about materials? And how much would it cost you?

What if the Alaska Pipeline blew up?

The Alaska Pipeline carries oil from wells in the far north of Alaska down to the the port in Valdez, Alaska. If that pipeline blew up, what would happen to all that oil, and how much damage would it do?

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?

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.

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.

What is a levee?

Whether they make you think of Hurricane Katrina or Led Zeppelin, levees are a critical safety feature for low-lying areas located near water. Why do they break?

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.

How Water Slides Work

It's a leap of faith onto a curvy steep wet chute... Discover how water slides work and what draws thrill-seekers to them.

How Wave Pools Work

When the heat sets in, there's nothing like a day at the water park to cool things down -- water parks and their massive wave pools are a huge weekend attraction. Ever wonder what kind of machinery it takes to produce a wave? Learn exactly how an oce