Fog is a cheap and abundant source of fresh water, especially in remote dry regions. And it also has great potential for cities. How does fog collection work, and where it is already being used?

It hung around most of the morning, causing the National Weather Service to extend the dense fog warning until 11 a.m. for the Kansas City area. The video below shows the fog from the Briarcliff area.

STATEN ISLAND, N.Y. — Rain and fog are challenges for commuters during the Thursday morning rush hour on Staten Island and ...

Dense fog enveloped the New York City skyline on Tuesday morning, making the city look like it was floating on clouds. The phenomenon, known as 'advection fog', formed as easterly winds blew over ...