Like many machines, helicopters can experience malfunctions and other equally dangerous issues. Among these is mast bumping, where the rotor hub pivots so much it hits the mast. If you think this ...

Mast bumping is a catastrophic aerodynamic phenomenon in two-bladed, semi-rigid main rotor helicopters (like Robinsons), occurring when the main rotor is "unloaded" in low-G conditions, causing it to ...

Authorities are still searching for the rotors of a tourist helicopter that plunged into the Hudson River, killing all six people aboard, officials said Friday. National Transportation Safety Board ...

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 ...

Analysis: The pilot departed from his residence on a local area flight to practice maneuvers in the experimental helicopter. A witness heard a loud “bang” and observed debris separating from the ...

A video has been posted online following Thursday afternoon’s fatal Hudson River helicopter crash and explains why the Bell 206 chopper was seen breaking in half before plunging into the New York ...