Increased use of ventilation and air cleaners, designed to mitigate the spread of viral infections in hospitals, is likely to have unpredictable effects and may cause viral particles to move around ...

Increased use of ventilation and air cleaners, designed to mitigate the spread of viral infections in hospitals, is likely to have unpredictable effects and may cause viral particles to move around ...

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

Authorities believe that plane door may have been open before the small jet ended up crashing into a Fullerton warehouse, ...

A witness saw the left main cabin door open during flight, and an examination of the door showed the interior handle was not ...

ARLINGTON, Va. (AP) — A midair collision between an Army helicopter and a jetliner killed all 67 people aboard the two ...

Air cleaners and ventilation systems, meant to reduce airborne infections in hospitals, may have unexpected effects, ...

The door to a pilot's plane appeared to be ajar as it took off from Fullerton Airport, moments before it crashed into a ...

A door was apparently not fully closed on a homebuilt airplane that crashed in Southern California earlier this month ...

ARLINGTON, Va. (AP) — At least 28 bodies were pulled from the icy waters of the Potomac River after an American Airlines jet carrying 60 passengers and four crew members collided with an Army ...

I couldn't find anywhere to live, so was placed in a damp bedsit with a microwave and shared shower room, a grandmother from ...

An American Airlines jet carrying 60 passengers and four crew members collided Wednesday with an Army helicopter while ...