Diesel engine

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

Atomic bombs (1945)

The atomic bomb is one of the most destructive weapons in human history.

The life-cycle of the Solar System

The formation of the Sun and the planets started with the contraction of a dust cloud about 4.5 billion years ago.

Comparison of monocots and dicots

The two groups of angiosperms are monocots and dicots.

Life cycle of mosses and ferns

This animation compares the life cycles of mosses and ferns, helping to understand the general life cycle of plants.

Anatomy of the spinal cord

The spinal cord is the part of the central nervous system running inside the spinal column from which spinal nerves branch out.

Flower

The animations demonstrates the structure of a typical flower.

Soviet labour camp (1930s)

Soviet labour camps (Gulags) were located far from inhabited areas.

Kaaba (Makkah)

Located in the Grand Mosque of Makkah, the Kaaba shrine is the most sacred site of Islam.

Children´s room

The animation helps to develop space perception.

Daguerreotype

The first commercially successful technique of photography was invented by the French Louis Daguerre.

Viking stave church (Borgund, 13th century)

A wooden church built in the 12th-13th centuries, the best preserved of Norway´s stave churches.

Geographic coordinate system

The geographic coordinate system enables every location on the Earth to be exactly specified.

Atmospheric circulation

The difference between the temperature of the polar and equatorial zones causes atmospheric circulation which is affected by a number of factors, including...

ISS

The International Space Station is a habitable satellite built with the cooperation of 16 countries.

The human eye

The eye is one of our most important sense organs. When stimulated by light, electric impulses are produced by its receptors.

Change of seasons (intermediate)

Due to the Earth´s tilted axis, the angle of the Sun's rays at given latitudes continuously changes during the year.

The Solar System; planetary orbits

The orbits of the 8 planets in our Solar System are elliptical.

Gutenberg's press (Mainz, 15th century)

Life magazine picked Gutenberg's invention of mechanical movable type printing as the most important event of the second millennium.

The Sun

The diameter of the Sun is about 109 times that of the Earth. Most of its mass consists of hydrogen.

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