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The submarine designed by the Spanish inventor Narcís Monturiol was a pioneering work in...
Bin lorries play an important role in the life of towns and cities.
The popular model of the American automobile factory was the first mass-produced car in...
The range of applications of unmanned aerial vehicles ('drones') keeps growing.
This animation demonstrates how sonar works.
This animation demonstrates the most important equipment of ambulance cars.
Types of bridges include beam-, arch-, suspension-, cantilever and truss bridges.
HMS Dreadnought revolutionised battleship-building in the 20th century.