Some use steam or electromagnetic catapults to "fling" aircraft into the air. Others use a ski jump: a simple upward-curved ramp that lets jets take off using their own thrust. So, why the split?

Two people were injured after a plane made an emergency landing in an agricultural area near the Yuba County Airport on ...

Passengers had to evacuate on emergency slides after a Delta plane ... morning on Delta Air Lines Flight 1213 while the plane was at the ramp before a scheduled departure from Orlando to Atlanta ...