Dangerous cold was forecast Tuesday from an Arctic air mass stretching from Portland, Oregon, to the Great Lakes.

Rain, snow and sleet fell across a 1,500-mile stretch of the eastern US Tuesday, with more than a foot of snow recorded ...

Crews have finished recovering the wreckage of a plane and helicopter that collided mid-air, killing 67 people.

The Potomac River is open again after federal recovery teams concluded their salvage operations following the deadly ...

More than two weeks after a helicopter and airplane collision over Washington killed 67 people, investigators have completed ...

Officials announced Tuesday that the section of the Potomac River that was impacted by the DCA crash has been fully restored.

Recovery efforts are ongoing on the Potomac River as the weather allows, according to the National Transportation Safety ...

The section of the Potomac River affected by the Jan. 29 midair collision of an American Airlines regional jet and a U.S.

Ten days after a passenger jet and a Black Hawk helicopter collided over the Potomac River near Washington, D.C., killing all 67 people on board, investigators have recovered most of the debris ...

Another atmospheric river is expected to bring heavy rain to most parts of California this week, raising concerns over flooding on the heels of an earlier system that broke daily rainfall records ...