When Was the First Supersonic Flight?
Supersonic flight is one of the four speeds of flight. They are called the regimes of flight. The regimes of flight are subsonic, transoni
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Aircraft
Who Invented the Jet Engine?
The first flight by a jet-propelled aircraft was made in Germany on august 27, 1939. Its engine was designed by Hans-Joachim von Ohain, who
What Is Radar?
Radar, or radiolocation, as it was called in the early days, is the use of radio waves to find the whereabouts of aircraft or ships. Electro
Why Do Planes Fly in a Curve and Not a Straight Line to Their Destination?
Why Do Planes Fly in a Curve and Not a Straight Line to Their Destination? A Boeing 747 burns over 10 tonnes of fuel every hour and much mor
When Were the First Hot-air Balloons Flown?
When Were the First Hot-air Balloons Flown? There was much excitement in France on September 19, 1783. The Montgolfier brothers were going t