Perimeter, area, surface area and volume
This animation presents the formulas to calculate the perimeter and area of shapes as...
Hagia Sophia (Istanbul)
The church of the 'Holy Wisdom', built in the Byzantine Empire, had been one of the...
Leonardo da Vinci’s workshop (Florence, 16th century)
Visit the workshop of the Renaissance polymath and his most influential inventions and...
Colosseum (Rome, 1st century)
The most famous and most magnificent amphitheatre of Rome was built in the 1st century.
Acropolis (Athens, 5th century BC)
The world's most famous citadel, the Acropolis of Athens was built in the 5th century BC,...
The ear and the mechanism of hearing
The ear converts the vibrations of air into electric signals which are then processed by...
The Cassini-Huygens Mission (1997-2017)
The Cassini spacecraft was exploring Saturn and its moons for nearly 20 years.
Electric motors
Electric motors are present in many areas of our lives. Let's learn about the different...
The Suez Canal
The Suez Canal is an artificial waterway connecting the Red Sea and the Mediterranean Sea.
The Alhambra in the 16th century (Spain)
The name of this magnificent palace complex originates in Arabic and means 'the red one'.
B-24 Liberator
The B-24 Liberator was an American heavy bomber aircraft, built in large numbers, that...