Engineering

They keep our miles and miles of unruly cords untangled and out of the way. But how do they work?

By Patrick J. Kiger

Researchers in China have developed a non-toxic "smart" wallpaper that won't burn and triggers an alarm when it gets hot.

By Laurie L. Dove

Plastic road materials-maker MacRebur is paving the way to a greener environment, using recycled waste to build roads.

By Patrick J. Kiger

We think of robots as modern inventions, or maybe even retro creations meant to realize futuristic visions. But automata go back - way back - into history.

By Nathan Chandler

This not-so-new material looks like a hologram and could play a valuable role in the future of insulation, electronics, oil spill cleanup and green energy. So why don't aerogels have the A-list name recognition they deserve?

By Heather Quinlan

Versatile and efficient, electroluminescent (EL) wire is widely used by artists to illuminate clothing, bicycle spokes, turntables and even cars. But how does this cool product work with so little power and without a visible energy source?

By Joanna Burgess

Water towers can be found in just about every town and city in America. Have you ever wondered if they freeze in the winter?

Bordeaux's famed and beautiful reflecting pool will have you snapping photographs and feeling like you're walking on water.

By Carrie Whitney, Ph.D.

Started in 1882, this beautifully ornate church was the vision of architect Antoni Gaudí who conceived of it as a "forest in stone."

By Dave Roos

Many people worry that drones will invade their privacy, though experts say the fear is greater than the actual threat.

By Patrick J. Kiger

The Louvre Pyramid was first received by the world in 1989 as an architectural joke, but 30 years later it's considered one of the world's most iconic design masterpieces.

By Carrie Whitney, Ph.D.

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

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

The name bestowed on a road depends on its size and function. And it's not just up to your neighborhood's developer either.

By Melanie Radzicki McManus

The Panama Canal has been one of the world's biggest engineering feats since it was built nearly by hand in the 1900s.

By John Donovan

Castles and palaces may seem the same, in their grandiose architecture and palatial structure. But the two buildings were constructed by monarchs for different purposes.

By Kristen Hall-Geisler

Back in the 1930s, folks realized they needed a better way to cross the Golden Gate Strait between San Francisco and the Marin Headlands than by boat. Over eighty years later, the Golden Gate Bridge is the city's most prominent landmark.

By Michelle Konstantinovsky

Is 1 mile out of 5 on U.S. interstates really supposed to be straight so that planes can land on them in an emergency? Find out the truth about this long-held urban legend.

By Cherise Threewitt

Some architects and engineers go big. Others get fancy. And yet others aim squarely for the completely bizarre. These imagination-bending, gravity-defying products may induce more than a few OMGs.

By William Harris

These African American men and women were trailblazers, and in some cases, business leaders in the field of engineering.

By Kate Kershner

It's a recipe for disaster: Venice is sinking, and the waters around it are rising. Can the controversial MOSE project save Italy's famous city with a series of aqua gates?

By Nathan Chandler

Underground mining has come a long way from the days of men with pickaxes and canaries. It relies much more heavily on machinery that makes it much safer than in the past. Which techniques are used in mining today?

By Julia Layton