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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.

Topics to Explore

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Learn More / Page 9

How Steam Technology Works

Steam technology powered the Industrial Revolution, transformed the global shipping industry and revolutionized modern warfare. But how do steam engines actually harness the power of steam?

Why are lobsters being used in new X-ray technologies?

Lobsters have one of the animal world's most unique vision systems. Researchers hope to apply that system to scanners that will make steel walls transparent.

What if we covered a city in a giant glass dome?

Domed cities would provide the same temperature year-round, no rain or snow, and the ability to go outside without worrying about a sunburn. Have they been tried before, and what about the people who enjoy their seasons?

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 Plastics Work

Plastics can be shaped or molded into any form, and they're everywhere -- in your car, computer, toys and even bubble gum. But because they don't degrade, they cause big problems when it's time to throw them out.

How Pleo Works

A new robot is on the market that celebrates all things dinosaurs. Based on a Camarasaurus, Pleo goes through different stages of life -- hatching, infancy, adulthood -- just as a real dinosaur would.

How Nanowires Work

Welcome to the wonderful and weird world of nanowires. Scientists can adapt this incredibly thin material for a number of uses, whether as a fiber-optic nanowire or to build increasingly smaller microprocessors. They're even used in medical implants.

How Nanotechnology Works

Nanotechnology is so new, no one is really sure what will come of it. Even so, predictions range from the ability to reproduce things like diamonds and food to the world being devoured by self-replicating nanorobots.

Will robots get married?

It may seem like a strange idea, but one British researcher believes that by 2050, robots and humans will be able to marry legally in the United States. What social implications might this strange-sounding phenomenon have?

How Robot Armies Will Work

Robot armies could soon account for up to one third of all vehicles currently in service. Learn about robot armies and robot army development.

How ConnectR Works

Created for social purposes, it’s meant to act as a virtual presence, helping keep far-off relatives and late-working parents connected to their families. What is it? A robot called the ConnectR.

How Police Robots Work

Bots with a badge? Police robots are no longer the stuff of sci-fi movies like "RoboCop." Some cities are using robots to patrol beats, although they're more commonly used in dangerous scenarios.

How Nanorobots Will Work

You've just been diagnosed with cancer. You prepare yourself for chemotherapy -- losing your hair and getting weaker by the day. But your doctor has something else in mind.

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?

Michelangelo Buildings

Michelangelo was not only a great sculptor; he was also a master builder. He loved cities over nature and although had many architectural feats under his name, he often declared that he was not an architect. See the famous buildings of Michelangelo.

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 ASIMO Works

It walks, it talks and it works as a receptionist. Honda engineers have been busy creating the ASIMO robot for more than 20 years, and it shows.

How Subways Work

London without the Tube? New York without its underground scene? Atlantans gliding straight from their MARTA stops to the airport? What would life be like without our underground transportation system?

How Biomechatronics Works

In the TV series "The Six Million Dollar Man," scientists restore a crippled test pilot who lost legs one arm and an eye. While this is total fiction, an emerging field known as biomechatronics is coming close to this vision.

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.

How Crossbows Work

The crossbow, a weapon popular with Wookiees, vampire slayers and some modern hunters, looks like a cross between a bow and a rifle. Read about it’s fascinating history and uses.

How can someone control a machine with her thoughts?

The Rehabilitation Institute of Chicago introduced a new bionic arm that can be controlled by reading a person's thoughts. How does this technology work? Can you control a machine with thoughts? Learn about the bionic arm in this article.

How Real Transformers Work

Will we see robots with Transformers' capabilities during our lifetimes? Some existing robots have a lot in common with Transformers. Learn how.

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