The US Defense Advanced Research Projects Agency (DARPA) has selected Bell Helicopters to build the Speed and Runway Independent Technologies (SPRINT) unmanned ...

If helicopters didn't have tail rotors, they would spin in circles because they need a force pushing in the opposite direction as the main rotor.

The rotor of the Bell 206 helicopter from last week’s deadly crash into the Hudson River has been retrieved, the National Transportation Safety Board said.

Several pieces of the crashed helicopter, including the main rotor, were pulled from the Hudson River on Monday. National Transport Safety Board ...

New York Helicopter tours, the company involved in deadly crash on Hudson River is shutting down operations immediately, the FAA says.

The rotor of the helicopter from last week's deadly crash has been retrieved from the Hudson River, four days after the devastating accident that killed all six people on board, according to a ...

New York Helicopter tours, the company involved in deadly crash on Hudson River is shutting down operations immediately, the FAA says.