The RAH-66 Comanche was a cutting-edge stealth reconnaissance and attack helicopter designed to overcome traditional ...

The NTSB is investigating what caused a sightseeing helicopter to break apart and crash into the Hudson River, killing all six on board.

The tourist helicopter rapidly dropped into the chilly waters, causing a major splash around 3:20 p.m., video captured by a bystander and obtained by The Post shows. The tail and rotors of the New ...