Tamanend bottlenose dolphins are seasonal visitors to the Chesapeake Bay and Potomac River. They are a coastal population of ...

It will continue to get harder to ensure there’s enough drinking water from the Potomac River, according to a group that coordinates with D.C.-area water companies.

The George Washington Parkway is undertaking a new initiative to upgrade and replace several of its drinking fountains, ...

Last week, the NTSB held three days of hearings looking into what led up to the fatal crash between a plane and a helicopter ...

Two machines met over the Potomac that night, and in the space of three heartbeats, dozens of human lives came apart in a way no amount of training or luck could put back together.

This eastern terminus of the five-mile Columbia River Renaissance Trail from downtown Vancouver offers restrooms, picnic ...