There are nearly 100 towns named "Troy."
Break into London Zoo? Illegal, but it would improve the London Circle Walk
Video cameras on city streets are only the most visible way your movements can be tracked.
The architecture and infrastructure found may well have required the greatest amount of skilled labor of any construction from the same time period in the entire continent.
Can Detroit get its comeback right?
Here's what the weather phenomenon baking large parts of the country actually means.
One home was printed in 28 hours. Now, Alquist 3D is building 200 more.
The last time the population shrank was during the great famine of 1959-61.
At least 33 cities are sinking by more than 1 cm a year.
An effect called the "urban heat island" means that temperatures are often 10 degrees higher in cities, according to NASA.
The Hyperloop is physically possible, but engineering challenges will make its construction very difficult. Also, accidents would be catastrophic.
In 100 years, perhaps this map showing humanity clustering around the equator will seem “so 21st century.”
Singapore is a breeding ground of truly green buildings.
A large study concludes that people who grew up in rural areas are superior at navigation, likely because cities tend to be less complex.
Take a look at the Times Square Totem, the Trafalgar Square Pyramid, and other landmarks that were never built.
With this unique opportunity to create a totally new world, why does the metaverse already feature such old-world concepts?
Stockholm Syndrome is the most famous of 10 psychological disorders named after world cities. Most relate to tourism or hostage-taking.
This flying car — more properly called an "electric vertical takeoff and landing (eVTOL) vehicle" — will seat five and fly up to 135 mph.
Made from concrete, it cost 15% less per square foot to construct than a typical house.
With sea levels rising, the Dutch are pondering floating cities — while also exporting their engineering know-how to turn a tidy profit.
Why does Seattle continue to be a place that nurtures the development of breakthrough technologies but not Minneapolis, Memphis, or Minsk?