Divers were spotted pulling the rotor from the murky river Monday afternoon — days after the chopper went down off Manhattan, ...

The Jesus nut is the main rotor holding nut, or pin, that holds the main rotor to the mast of some helicopters, according to science and tech website Technology.org. The nut is a fist-sized steel ...

The aircraft was on a sightseeing flight when it suddenly broke apart in midair, its rotor blades falling separately toward ...