More blades, more speed? Not exactly-here's why extra propeller blades don't guarantee higher top speeds for aircraft.

Propeller Slices Through Airplane Window, Right at Passenger. New photo shows how close a woman came to death. By ABC News. November 9, 2014, 1:06 PM. NaN:NaN.

The Leyat Hélica was an early automobile dubbed the "airplane without wings" and it really earned that moniker. Here's everything we know about it.

Moments before Lauren Scruggs walked into a spinning airplane propeller at a McKinney airstrip last month, the pilot tried to stop the fashion editor from exiting toward the front of the airplane ...