City

New York might be known as the city that never sleeps, but it turns out there's a lot less shuteye happening in smaller urban areas across the globe. And it's not because of nightlife, but artificial light emitted from buildings and infrastructure.

Combining census data with cutting-edge statistical analysis and satellite imagery, researchers have revealed a stark difference between inner- and outer-city living in terms of the risk children have of developing asthma.

As urban underground landscapes heat up, the swelling and contraction they're experiencing is putting stress on the buildings above that they weren't designed to handle. So says a new study that calls the effect a "silent hazard."

Scientists have enlisted a new kind of helper to monitor the microbiomes of cities: the honeybee. Analyzing the debris from their hives has revealed much about what's happening at the microorganism level in cities around the world.

Scientists have mapped an entire buried ancient Roman city known as Falerii Novi using radar technology. The researchers unraveled the secrets of the city 30.5 hectare Italian city by riding over its remains in a quad bike towing a radar instrument.

A recently announced partnership with a New York City-based start-up is set to bolster Las Vegas' commitment to renewable energy sources. Soon enough, some of "Sin City's" sidewalks will be illuminated by EnGoPLANET's innovative, sun- and people-powered street lights.

Germany's affection for all things automotive may , with the city of Hamburg setting the wheels in motion for its "Green Network," a bold plan make cars an optional mode of transport in the city within 15-20 years.

The Green Float concept would see the construction of self-sufficient, carbon-negative cities that resemble water lilies floating in the Equatorial Pacific Ocean.