Machines converting the energy of wind into useful forms of power were already in use in the Middle Ages.
The train operates between Paris and southern Germany, its cruise speed is 320 km/h.
Before the emergence of motorised vehicles, letters and parcels were delivered by horse-drawn mail coaches.
The magnificent bath complex of the Roman Emperor was built in the 3rd century AD.
Darwin's legendary voyage aboard HMS Beagle played a crucial role in the development of the Theory of Evolution.
This animation introduces body parts on a male anatomical model.
Plants are capable of converting inorganic substances (carbon dioxide and water) into organic sugar.
These Palaeolithic statuettes probably symbolise fertility and prosperity.
The layers of different types of forests may vary.
The 900 years old Benedictine abbey is situated in Melk, on the right bank of the Danube.
Chameleons are reptiles with an ability to change their colours.
This creative animation contains several 3D objects for colouring.
This animation introduces the studies of astronomers and physicists whose works fundamentally changed our view of the universe.
Amino acids are the monomers of proteins.
Energy released during nuclear fission can be used for civilian or military purposes.
According to Homer’s epic, Odysseus’ Stratagem caused the loss of Troy.
As a result of the revolutionary advances in the Neolithic, settling human communities established the first lasting settlements.
The popular model of the American automobile factory was the first mass-produced car in the world.
Humans have 4 types of teeth: incisors, canines, premolars and molars.
Carved into a granite cliff, the sculptures of the Mount Rushmore National Memorial depict four great United States presidents.