U.S. cities are rapidly becoming urban heat islands, where these cities are significantly warmer than their surrounding area.

For decades, the United States has built and expanded a 220,000-mile network of state and interstate highways, easing cross-country travel while dividing cities and boosting suburban sprawl. But as ...

NASA’s urban air mobility airspace architect is looking into the considerations of flight safety management for large drones, copters and urban air taxis. The future urban air mobility market is ...

One of the many devious designs of Robert Moses, Baltimore’s “Highway to Nowhere” has stood as a 1.4-mile gash through the western part of the city for decades. A trench of traffic, these six lanes ...

Add Yahoo as a preferred source to see more of our stories on Google. The federal government has signaled the proposed Arctic economic and security corridor could be recommended for fast-tracking in ...

Funding Colorado highways, the maintenance of the existing highways and the building of new highways to satisfy the demands created by more people, and the funding of capital construction projects and ...