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The first supersonic passenger airliner entered service in 1976.
The Benz Patent-Motorwagen is widely regarded as the first vehicle propelled by an...
This animation demonstrates how sonar works.
The first paddle steamer in Hungary entered service in 1846.
A floatplane (sometimes called hydroplane) is an aircraft capable of taking off not only...
A Zeppelin is a type of controllable, rigid airship.
The Canadian helicopter is one of the most widely used helicopters in the world.
The popular model of the American automobile factory was the first mass-produced car in...