The Canadian helicopter is one of the most widely used helicopters in the world.
Three-dimensional assembly puzzle with solutions.
The US Marine Corps is an important branch of the US Armed Forces, with about 200 thousand, specially trained members.
A transitional form between fish and tetrapods, or four-limbed vertebrates.
Colouring the vertices, edges and faces of a given cube according to the criteria specified in the exercise.
Dogs are the domesticated subspecies of grey wolves.
This animation demonstrates the structure and operation of impulse turbines.
Combine harvesters are machines that harvest and thresh grain crops.
The protective embankment, or, in case of minor floods, the summer dyke ensures the protection against flood damage.
This animation demonstrates several types of prisms, from general to regular.
Market towns became the most common type of towns in the Kingdom of Hungary by the Late Middle Ages.
Remnants of Ottoman architecture in Hungary include the Gazi Kasim Pasha Mosque in Pécs and the Minaret of Eger.
The British Royal Fleet led by Admiral Lord Nelson defeated the combined Franco-Spanish fleet in the naval battle during the Napoleonic Wars.
During World War I France was part of the military alliance called 'Triple Entente'.
This animation demonstrates how sonar works.
The Ottoman fleet suffered a catastrophic defeat by the fleet of the Holy League.
The battle ended with the victory of William the Conqueror´s Norman army over the English.
By varying the position of the light source, you can examine the shades projected onto the planes of the coordinate system.
The Votive Church of Szeged, located on the Great Plains of Hungary, emerges from the buildings of the city's famous square, while the National Pantheon can...
Cyclones are large air masses with winds spiralling inwards around a low-pressure centre, and carry clouds and precipitation.