John Detisch has started to map the Monongahela River and its tributaries. "Street view" type photographs are then uploaded ...

A WaterWatch map from the U.S. Geological Survey (USGS) shows countless rivers have already reached flood stage, with some of those rivers being measured 1,000 percent of their normal level or more.

Google Maps has been around for nearly two decades and is the most popular navigation app. Waze is more community-centric while Apple Maps has a loyal user base of iPhone owners. Each navigation app ...