Gliding
Overview
 
Gliding is a recreational activity and competitive air sport
Air sports
The term Air sports covers a range of aerial activities such as:* Aerobatics* Ballooning* General aviation including Air racing* Gliding* Hang gliding* Human powered aircraft* Model aircraft* Parachuting* Paragliding...

 in which pilots fly unpowered aircraft
Glider aircraft
Glider aircraft are heavier-than-air craft that are supported in flight by the dynamic reaction of the air against their lifting surfaces, and whose free flight does not depend on an engine. Mostly these types of aircraft are intended for routine operation without engines, though engine failure can...

 known as gliders
Glider (sailplane)
A glider or sailplane is a type of glider aircraft used in the sport of gliding. Some gliders, known as motor gliders are used for gliding and soaring as well, but have engines which can, in some cases, be used for take-off or for extending a flight...

 or sailplanes using naturally occurring currents of rising air in the atmosphere to remain airborne. The word soaring is also used for the sport.

Gliding as a sport began in the 1920s. Initially the objective was to increase the duration of flights but soon pilots attempted cross-country flights away from the place of launch.
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