Civil Engineering

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?

ByTracy V. Wilson

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.

ByCherise Threewitt

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?

ByNathan Chandler

The U.S. has some of the longest highways in the world, but the nine longest are scattered all over the globe.

ByJesslyn Shields

Bridges connect people and places, with inspired engineering and views that can't be beat. Here are the 10 longest in the world.

By劳里·l·鸽子

The Kola Superdeep Borehole is the deepest man-made hole on Earth. It's so deep, locals swear you can hear the screams of souls tortured in hell. Why did the Russians dig this deep, and why did they stop?

ByJennifer Walker-Journey

Saudi Arabia's proposal to build a 106-mile-long, self-sufficient, road- and car-free, one-building city would make it the first of its kind in the world.

By劳里·l·鸽子

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.

ByPatrick J. Kiger

It's been some 15 years in the making and is still under construction. What's the real story behind the Jeddah Tower's delay?

ByDave Roos