Amerikiečių sunkusis slaptas bombonešis „B-2 Spirit“ buvo dislokuotas Balkanų, Afganistano ir Irako karuose.
Living fossil, important stage in the evolution of tetrapods.
Tai yra legendinis naikintuvas, kurį Antrojo pasaulinio karo metais naudojo vermachto karinės oro pajėgos.
Blood vessels in fishes' gills absorb oxygen and release carbon dioxide.
The most popular European-made transport aircraft before World War II.
The tower situated in the capital city of the Kazakh Republic symbolises the tree of life holding a golden egg.
A medieval glider constructed by Abbas Ibn Firnas.
This animation demonstrates how lifts work.
Viduramžių arabų išradėjas Hassanas Al Rammahas suprojektavo pirmąją pasaulyje veikiančią torpedą.
By varying the position of the light source, you can examine the shades projected onto the planes of the coordinate system.
The Canadian helicopter is one of the most widely used helicopters in the world.
The Tower of Hanoi is a mathematical puzzle.
Colouring the vertices, edges and faces of a given cube according to the criteria specified in the exercise.
The castle of Eger got its final shape and became an important component in the new chain of border forts in the 16th century.
A Zeppelin is a type of controllable, rigid airship.
Market towns became the most common type of towns in the Kingdom of Hungary by the Late Middle Ages.
This animation demonstrates the relative position of lines and planes.
This animation demonstrates several types of prisms, from general to regular.
Direct action pumps and suction pumps are among the simplest water pumps.
Drums are played by hitting the membrane. There are many versions of drums.