Engineering

Engineering is the discipline of design and construction of mechanical devices, equipment, structures and public works systems. Topics include aircraft technologies, buildings, bridges, robotics and heavy machinery.

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At 984 feet tall, Paris' landmark Eiffel Tower is no picnic to maintain, so how is it done and who is responsible for keeping it standing and painted?

By Carrie Whitney, Ph.D.

Maillardet's Automaton, built around 1800, can write poems and draw pictures and was a precursor to today's sophisticated robots.

By Patrick J. Kiger

Before 1933, getting around London on the massively confusing Tube system was a nightmare. That's when draftsman Harry Beck stepped in and revolutionized map design.

By Patrick J. Kiger

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Uncover the impact of the Bessemer process, which revolutionized steel production and shaped modern society.

By Desiree Bowie

Sports injury taping has undergone a quiet revolution over the last 30 years. How can a pattern of tape stuck to your body help you heal from (or prevent) an injury?

By Stephanie Crawford

So you like to complain about your demonic boss, moronic co-workers and fancy company coffee machine that never, ever works? You need to zip it and meet these 10 hard-working bots. They could tell you stories.

By Robert Lamb

Dozens of different types of architectural home styles from Federal to Mediterranean exist in the United States. Learn about the different types of architectural home styles in this article.

By HowStuffWorks.com Contributors

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Glass ionomer cement is a kind of cement used in restorative dentistry. Learn what glass ionomer cement is in this article.

By HowStuffWorks.com Contributors

Sometimes it seems as though Earth has been hitting the caffeine a little too hard, with all the shakes from earthquakes. So, how do structures stand strong amid all those quakes?

By William Harris

The Bay Bridge is a wonder of structural engineering. Find out how multiple architectural styles were incorporated into the bridge that unites Oakland with San Francisco.

By Wesley Fenlon

A soft-story building has a first floor that's more flexible than the ones above -- think apartments over a department store that's mostly open space. How does soft-story retrofitting keep such buildings from collapsing in a quake?

By Jonathan Atteberry

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Steel is getting more expensive because the prices of iron and coal are rising. Are there alternatives to steel that can do the same job -- or better -- for less?

By Becky Striepe

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?

By Nathan Chandler

Bridges span the gap and help us get from point A to B, but who knew they could float, too? Find out what the deal is with floating bridges in this article.

By Nathan Chandler

Jenga seems like such a simple game -- all you have to do is keep a tower of wooden blocks from toppling over. It may be simple, but it's anchored by several complex structural engineering concepts.

By Dave Roos

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Playing with Lego blocks isn't just child's play. In fact, these blocks and products present a hands-on opportunity to learn the basics of structural engineering.

By Marianne Spoon

You may see most bridges as those things you cross on your way to somewhere else, but where would you be if one collapsed? We've figured out 10 reasons why the worst happens.

By Ed Grabianowski

The World Trade Center employed several new approaches to skyscraper construction. From slurry walls to sky lobbies to "tube within a tube" design features, what made this project distinctive from an architectural engineering standpoint?

By Michael Franco

The materials used to build the World Trade Center's twin towers have been heavily scrutinized since the 9/11 terrorist attacks -- including the steel that formed the frames of the skyscrapers.

By Michael Franco

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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?

By Patrick J. Kiger

It took 22 government agencies and more than 180 firms to turn Eero Saarinen's groundbreaking airport terminal into a spectacular hotel.

By Carrie Whitney, Ph.D.

The dome of the Cathedral of Santa Maria del Fiore is the largest masonry dome ever built and still defines the city of Florence over 500 years later.

By Michelle Konstantinovsky

The St. Louis Arch was so spectacularly designed that, when construction kicked off in 1961, many predicted an epic failure.

By Michelle Konstantinovsky

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Man has been building islands all over the world for centuries using extraordinary feats of engineering. But at what cost to the environment?

By Mark Mancini

AI already can outperform humans in some narrow domains, but in the future AI may go inside the human brain to enhance intellectual capabilities, turning users into human-machine hybrids.

By Patrick J. Kiger