Diesel engine

The German engineer Rudolf Diesel patented the diesel engine in 1893.

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Candles have been used for lighting since ancient times.

Four-stroke Otto engine

This animation demonstrates the type of engine most commonly used in cars.

An experiment with crushing results

How can a tin can be crushed without manual force? All you need is some water and heat.

Radial engine

Radial engines are used primarily in aeroplanes and helicopters.

p-V-T diagram for ideal gases

The relationship between the pressure, volume and temperature of ideal gases is described...

Archimedes’ principle with gases

Is there a difference between the weight of a plastic bottle filled with air and the weight of a...

Stirling engine - hot-air engine

Stirling engines are also known as external combustion engines. Unlike internal...

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