Tyrannosaurus rex ‘tyrant lizard’

Large carnivores, perhaps the best known of dinosaurs.

Moon landing: July 20, 1969

Neil Armstrong, one of the crew members of Apollo 11 was the first man to set foot on the...

Seawater desalination

The desalination process produces drinking water from seawater.

Nizwa Fort (Oman, 17th century)

The round tower of the largest fort in the Arabian Peninsula had an ingenious defense system.

Colosseum (Rome, 1st century)

The most famous and most magnificent amphitheater of Rome was built in the 1st century.

Volcanic activity

This animation demonstrates different types of volcanic eruptions.

The ear and the mechanism of hearing

The ear converts the vibrations of air into electric signals which are then processed by...

Perimeter, area, surface area and volume

This animation presents the formulas to calculate the perimeter and area of shapes as...

Acropolis (Athens, 5th century B.C.)

The world's most famous citadel, the Acropolis of Athens was built in the 5th century...

Hagia Sophia (Istanbul)

The church of the "Holy Wisdom," built in the Byzantine Empire, had been one of the...

Human body (male)

This animation introduces the most important organ systems of the human body.

Four-stroke Otto engine

This animation demonstrates the type of engine most commonly used in cars.

Formation of the Earth and Moon

This animation demonstrates how the Earth and the Moon were formed.

Leonardo da Vinci’s workshop (Florence, 16th century)

Visit the workshop of the Renaissance polymath and his most influential inventions and...

The Alhambra in the 16th century (Spain)

The name of this magnificent palace complex originates in Arabic and means 'the red one'.

Icebergs

Icebergs are blocks of frozen freshwater floating in the sea.

The Moon

The Moon is the Earth's only natural satellite

Paleolithic cave

The first dwellings in human history provide a lot of information about the lifestyle of...

Metropolises

A metropolis is a large city with a population of over 1 million people.

The anatomy of the heart

This scene presents the location, anatomy and functioning of the central organ of the...

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