Large carnivores, perhaps the best known of dinosaurs.
The desalination process produces drinking water from seawater.
This animation introduces the most important organ systems of the human body.
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 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.
Ears convert the vibrations of air into electric signals which are then processed by the brain.
The world´s most famous citadel, the Acropolis of Athens was built in the 5th century BC, during...
A spectacular demonstration of algebraic expressions.
This animation demonstrates different types of volcanic eruptions
The church of the ´Holy Wisdom´, built in the Byzantine Empire, had been one of the largest...
Waves are formed when a disturbance propagates through a medium.
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.
The fortress-like palace was built by Roman Emperor Diocletian on the coast near his home town.
This animation presents some animals and plants that lived between the Devonian and Permian...
Napoleon I, who crowned himself emperor, was one of the most outstanding military commanders in...
Waves play an extremely important role in many areas of our lives.
The axolotl, also known as Mexican salamander, is an amphibian species that keeps its gills even...