District of Columbia Mayor Muriel Bowser is holding a press conference updating the public on rescue efforts after a military helicopter collided with a civilian airliner above the Potomac River.

She said that the fire department and EMS supported by the fire departments and police departments from across Washington metropolitan region are executing rescue operation in the Potomac River ...

The footpads of geckos have hydrophilic (water-loving) mechanisms that allow the little animals to easily move over ... Optical Fiber Sensor Provides Simple and Sensitive Detection of Arsenic in ...

Washington, DC Mayor Muriel Bowser has confirmed that “both aircraft are in the water” and 64 people were flying in the American Airlines aircraft and three were aboard the military helicopter that ...

Washington, DC [US], January 30 : Washington, DC Mayor Muriel Bowser has confirmed that "both aircraft are in the water" and 64 people were flying in the American Airlines aircraft and three were ...

Pounce and climb through dozens of colorful stages! Mario (and his friends) can use power-ups like the Super Bell, which grants catlike abilities, like climbing and scratching. Work together ...