The ozone layer filters the Sun´s harmful UV radiation, therefore it is indispensable for life on Earth.
Comets are spectacular celestial bodies orbiting the Sun.
This animation introduces body parts on a male anatomical model.
Unicellular eukaryotes living in freshwaters, capable of feeding autotrophically and heterotrophically.
A widespread snail species, also popular as food.
The 900 years old Benedictine abbey is situated in Melk, on the right bank of the Danube.
A mushroom is the fleshy fruiting body of a fungus, made up from hyphae.
This animation introduces the studies of astronomers and physicists whose works fundamentally changed our view of the universe.
These Palaeolithic statuettes probably symbolise fertility and prosperity.
The atomic bomb is one of the most destructive weapons in human history.
Combining a conventional internal combustion engine propulsion system with an electric propulsion system reduces emission.
The largest bronze-age building complex of ancient Crete was probably the centre of Minoan civilisation.
This animation demonstrates the structure and operation of CT scanners.
The heart generates the electrical impulses necessary for its own operation. The graphic representation of the electrical activity of the heart is the...
Stratovolcanoes consist of layers of volcanic ash, debris and lava.
The American electrical engineer Edison invented the incandescent light bulb in 1879, which changed our everyday life.
A type of large freshwater crayfish widespread in Europe.
The main parts of the human brain are the brain stem, the cerebellum, the diencephalon, and the cerebrum.
The animations demonstrates the structure of a typical flower.
The skin is the soft outer covering of our body, its three layers are the epidermis, the dermis and the hypodermis.