Competing with each other in the 19th and 20th centuries, the...

How does it work? - Lift

This animation demonstrates how lifts work.

Development of television sets.

Television, invented in the early 20th century, became one of the...

Archimedes’ screw (3rd century BC)

The screw pump commonly attributed to Archimedes made irrigation...

How does it work? - Water tower

This animation demonstrates the structure of water towers.

Moon radar experiment (Zoltán Bay, 1946)

In 1946 a Hungarian scientist was the first person to detect radar...

How does it work? - Combine harvester

Combine harvesters are machines that harvest and thresh grain crops.

Precision agriculture

This animation demonstrates the use of modern technology in...

How does it work? - Washing machine

This animation demonstrates how a washing machine works.

How does it work? - Laser printer

The animation demonstrates how laser printers work

How does it work? - Microwave oven

This animation demonstrates how microwave ovens work.

Laptop computer, peripherals

A variety of peripherals can be used with laptop computers.

Threshing machine (19th century)

Threshing machines are used for separating grains from straw.

Printed circuit board

This animation demonstrates the structure of small, mass-produced...

How does it work? - Radio

This animation demonstrates how radios work.


Lighthouses are used as an aid to navigation in coastal waters.

Textile factory (19th century)

Owing to the inventions in the 18th century, textile industry...

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