The design and structure of modern houses play an important role in environmental protection.
The Channel Tunnel is a 50.5 km (31.4 mi) long railway tunnel between the United Kingdom and France, beneath the English Channel.
The animation offers a summary of the history of aviation from the Middle Ages.
The Global Positioning System consists of 24 satellites but only 4 have to be visible for positioning.
Direct action pumps and suction pumps are among the simplest water pumps.
The protective embankment, or, in case of minor floods, the summer dike ensures the protection against flood damage.
A type of settlement that has central functions.
The brain and skull underwent significant changes during human evolution.
The first Hungarian-made locomotive powered directly from the national electricity network without complicated transformations.
The medieval Arab inventor, Hassan Al Rammah designed the world's first operating torpedo.
Calculating the volume of a sphere is possible using an appropriate cylinder and cone.
The castle of Eger got its final shape and became an important component in the new chain of border forts in the 16th century.
The animation demonstrates how laser printers work
A colorful and entertaining animation to practice orientation in space.
King Darius as well as Xerxes built pontoon bridges across the Bosphorus for the Persian army.
Inhabitants of ancient Egypt wore characteristic clothes and jewelry.
The mummified body of a man who probably lived in the Chalcolithic period, was found in one of the glaciers of the Alps.
A medieval glider constructed by Abbas Ibn Firnas.
Ancient Indian war elephants were used as ´tanks´ in battles.
The ingenius water pump designed by Al-Jazari is a great example of the creativity of Medieval Arab engineers.