This animation demonstrates the type of engine most commonly used in cars.
Visit the workshop of the Renaissance polymath and his most important inventions and works of art.
The desalination process produces drinking water from seawater.
A spectacular demonstration of algebraic expressions.
This animation introduces the most important organ systems of the human body.
The church of the ´Holy Wisdom´, built in the Byzantine Empire, had been one of the largest...
Large carnivores, perhaps the best known of dinosaurs.
Ears convert the vibrations of air into electric signals which are then processed by the brain.
This animation demonstrates different types of volcanic eruptions
The most famous and most magnificent amphitheatre of Rome was built in the 1st century.
This animation demonstrates how the Earth and the Moon were formed.
The world´s most famous citadel, the Acropolis of Athens was built in the 5th century BC, during...
The liver is a vital organ that plays an important role in the digestion of fats, detoxification...
Deforestation has a negative impact on the environment.
This animation presents some animals and plants that lived between the Devonian and Permian...
Waterfalls form where the river flows over a steep precipice in its course.
This stunning castle is situated in northern Croatia.
A regular square pyramid is a right pyramid with a square base and four triangular faces.
One of the most common tree of the pine family, native to Eurasia.
The Pula Arena, located in present-day Croatia, was one of the largest Roman amphitheatres in...