Authorities have confirmed all 67 passenger remains onboard the American Airlines jet and Black Hawk helicopter have been ...

Nearly 70 people died in the fatal crash between an American Airlines regional jet and a Black Hawk Army helicopter Jan. 29.

As a salvage team continues to work in cold winter conditions to lift debris from the frigid water, key questions into the ...

For 16 years, the Buffalo National River has denied explorers access to Arkansas’s longest cave and hundreds of others. Some ...

No one survived the Wednesday night collision between the American Airlines passenger plane and an Army Black Hawk helicopter. More than 40 bodies have been pulled from the river as the recovery ...

Below Mount Jefferson and McKenzie Pass is a massive storehouse of water three times the size of Lake Mead, say Oregon ...

Divers are expected to return to the Potomac River on Friday as part of the recovery and investigation after a midair collision killed 67 people in the United States' deadliest ...

An American Airlines plane carrying 60 passengers and four crew members collided with an Army Black Hawk helicopter outside ...

Officials do not believe anyone survived the midair collision between an American Airlines passenger jet and a military helicopter over Ronald Reagan National Airport near Washington, D.C. on ...

The Mariana Trench is the deepest known point of the ocean, plunging down further than the height of Mount Everest. . | Credit: Philipp Tur/Getty Images Despite advancements in technology and ...

Further south lies the continent’s second longest - the Congo River, formerly the Zaire River - which is also the world's deepest-recorded ... height as Newfoundland Place in Canary Wharf ...

Tara canyon is the second deepest river canyon on Earth. The river is 146.6km long, and the ravine is 1333m deep. The Drina Tara Rafting Club says it is "the most beautiful canyon in the world".