It's too early to say what happened to the sightseeing helicopter that crashed into the Hudson River in New York City, killing all six people on board, but aviation experts said a failure may have ...

Helicopters are marvelous pieces of engineering, providing a live demonstration of the laws of physics as they carry us into the skies. With metal or composite blades angled just right and spinning at ...

An active investigation is unfolding after a helicopter took off in New York City and crashed into the Hudson River, killing all six people on board. While the cause of the crash has not been ...

An Airbus Helicopters H175 parked on an oil platform had four main rotor blades snapped off in strong winds after a malfunctioning rotor brake left the crew unable to tie down the still-rotating ...