The animation helps to develop space perception.
The formation of the Sun and the planets started with the contraction of a dust cloud about 4.5 billion years ago.
The animations demonstrates the structure of a typical flower.
The spinal cord is the part of the central nervous system running inside the spinal column from which spinal nerves branch out.
The two groups of angiosperms are monocots and dicots.
This animation compares the life cycles of mosses and ferns, helping to understand the general life cycle of plants.
The first commercially successful technique of photography was invented by the French Louis Daguerre.
A wooden church built in the 12th–13th centuries, the best preserved of Norway´s stave churches.
A hydrothermal vent is a fissure in the planet's surface through which geothermally heated water erupts.
The animation shows five outstanding works in the history of sculpture.
Our gametes are haploid cells produced from diploid cells by meiosis, a special type of cell division.
Due to the Earth´s tilted axis, the angle of the Sun's rays at given latitudes continuously changes during the year.
The B-24 Liberator was an American heavy bomber aircraft, built in large numbers, that was used on every front during World War II.
The inflammation of the vermiform appendix, which is connected to the cecum, requires immediate surgical intervention. The animation shows the cause and...
The primary duty of these Japanese warriors was to serve their feudal lords, even at the cost of their own lives.
Life magazine picked Gutenberg's invention of mechanical movable type printing as the most important event of the second millennium.
The diameter of the Sun is about 109 times that of the Earth. Most of its mass consists of hydrogen.
Located close to Osaka, the Japanese castle is also called the White Heron because of its white exterior.
The Earth is composed of several spherical layers.
The orbits of the 8 planets in our Solar System are elliptical.