This animation demonstrates the structure and operation of CT scanners.
This Pacific island is famous for its unique monolithic human figures.
Amino acids are the monomers of proteins.
The Benz Patent-Motorwagen is widely regarded as the first vehicle propelled by an internal combustion engine.
This animation explains transparency and opacity, the principle of radiography, and the light-absorbing properties of materials.
This animation demonstrates how a turbojet engine works.
The 'wise man' originated in Africa and dispersed throughout most of the continents.
This animation presents the main types of leaves and the differences between monocot and dicot leaves.
According to Homer’s epic, Odysseus’ Stratagem caused the loss of Troy.
This animation introduces the studies of astronomers and physicists whose works fundamentally changed our view of the universe.
The Doric, Ionic and Corinthian order of columns are different in size and ornamentation as well.
This animation explains active and passive transport processes occurring through cell membranes
As a result of the revolutionary advances in the Neolithic, settling human communities established the first lasting settlements.
The French Montgolfier brothers were the first pioneers of flying.
Major phases in the history of theories and views about the structure of the atom.
The magnificent bath complex of the Roman Emperor was built in the 3rd century AD.
The train operates between Paris and southern Germany, its cruise speed is 320 km/h.
Bones of the upper limbs form the pectoral girdle and the arms.
In benzene there are sigma bonds and delocalised pi bonds between carbon atoms.
Rivers play an important role in shaping the Earth's surface: they cause erosion as well as carrying and depositing sediment.