On Memorial Day 1889, 133 miles northwest of Frederick, the South Fork Dam on the Little Conemaugh River in Pennsylvania ...

Rising sea levels could put hundreds of thousands of homes underwater across the Northeast and mid-Atlantic within 25 years, ...

Rising sea levels could put hundreds of thousands of homes underwater across the Northeast and mid-Atlantic within 25 years, ...

A new public art installation unveiled Saturday at Alexandria’s Waterfront Park spotlights the story of a Civil War-era ...

Air traffic controllers at Washington’s Ronald Reagan National Airport will be offered crisis counseling and additional ...

Ilia Malinin, the “Quad God” who won his second straight world championship on Saturday night, finished the show on Sunday ...

The cherry blossoms that line the iconic Washington, D.C., waterfront are days away from reaching peak bloom, according to ...

A U.S. passenger flight preparing to leave the nation’s capital and an incoming military jet received instructions to divert ...

The water was 57 degrees, in minor flood stage and about 12 to 15 feet deep ... Related: 7-Year-Old Girl with Autism Found Dead in Potomac River After Going Missing, Officials Say: 'Tragic' Franklin ...

a reservoir built between the Potomac River and Washington Channel, according to the NPS. Cherry trees rely on dry land and fresh water. When the Tidal Basin floods, saltwater saturates the soil ...

All sit along the Potomac River: Joint Base Myer-Henderson Hall ... One is to address flooding at the gate at Quantico, which prevents service members who live off base from driving into the ...