The three important laws describing planetary motion were formulated by Johannes Kepler.
The animation shows five outstanding works in the history of sculpture.
The respiratory system is responsible for the intake of oxygen and the release of carbon dioxide.
Viruses consist of protein and DNA or RNA, they reprogram infected cells to produce more viruses.
This animation demonstrates the parts of the head, the torso and the limbs.
Wealthy citizens in ancient Rome owned large houses with varied layouts of several rooms.
The animation shows the two-seater Lunar Rover used in the Apollo 15 mission
This animation shows the characteristics of domestic light sources, from traditional light bulbs to LED lights.
The average house in Ancient Greece had a rectangular, geometrical floor plan and two storeys.
In loudspeakers sound waves are generated by electromagnetic induction.
The world famous monument in England still poses mysteries for archaeologist.
The Buddhist pagoda of the six Harmonies is located in China, by the River Qiantang.
A symbol of division and oppression, the Wall tore a city and numerous families apart.
This animation demonstrates the internal structure of the brain.
Medieval townhouses were built from stone or brick and were several storeys high.
The B-24 Liberator was an American heavy bomber aircraft, built in large numbers, that was used on every front during World War II.
Carbon is bound in organic substances during photosynthesis, while during breathing, it is released into the atmosphere.
The heart is the central pump of the cardiovascular system beating several billion times over our lifetime.
The rise and drop of sea levels caused by the gravitational force of the Moon.
Practice the Hungarian alphabet and form words from the letters.