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The screw pump commonly attributed to Archimedes made irrigation much more effective
This animation demonstrates the type of engine most commonly used in cars.
This animation demonstrates how an escalator works.
A differential allows the driven wheels of a car to rotate at different speeds when the car is turning.
In transmission systems, the engine torque is modified by reducing or increasing rotational speed.
Some principles of physics can be demonstrated through the functioning of bicycles.
Machines converting the energy of flowing or falling water into useful forms of power were already in use in the Middle Ages.
Machines converting the energy of wind into useful forms of power were already in use in the Middle Ages.
Inventions in the 18th century resulted in huge advances in the development of the textile industry.
The German engineer Rudolf Diesel patented the diesel engine in 1893.