How do seas shape the Earth's surface?

Seawater, as an external force, plays an important role in shaping coastlines.

Physicists who changed the world

These great scientists had a tremendous impact on the advancement in physics.

Concorde (1969)

The first supersonic passenger airliner entered service in 1976.


Comets are spectacular celestial bodies orbiting the Sun.


An earthquake is one of the most devastating natural phenomena.

From the Stone Age to the Iron Age

This animation demonstrates the development of the axe throughout archaeological periods.

Aeolian landforms in deserts

Wind, as an external force, plays an important role in shaping deserts.


Lightning is a sudden electrostatic discharge accompanied by a sound known as thunder.

Titanic (1912)

RMS Titanic was the largest passenger ship at the beginning of the 20th century

The Human Body - for Kids

This scene summarizes the main organs of the human body.

The science of candles

Candles have been used for lighting since ancient times.

Mail coach service (Great Britain, 18th century)

Before the emergence of motorised vehicles, letters and parcels were delivered by...

Egyptian Pyramids (Giza, 26th century BC)

The Giza Necropolis is the only one of the Ancient wonders still intact.

How does it work? - Computer networks

The Internet allows us to send data quickly to large distances.

Lesser horseshoe bat

Bats use ultrasound to navigate and hunt for prey.

Interesting astronomy facts

This animation presents some interesting facts in the field of astronomy.

Veiled chameleon

Chameleons are reptiles with an ability to change their colours.

Layers of forests

The layers of different types of forests may vary.

Types of bone articulations

Human bones are joined together by cartilaginous or synovial joints, sutures or they can...


Plants are capable of converting inorganic substances (carbon dioxide and water) into...

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