Santa Maria (15th century)

Christopher Columbus' three-masted carrack, the Santa Maria was the flagship of his...

Ancient Roman domus

Wealthy citizens in ancient Rome owned large houses with varied layouts of several rooms.

The electrical conduction system of the heart

The heart generates the electrical impulses necessary for its own operation. The graphic...

Knossos Palace (2nd millenium BC)

The largest bronze-age building complex of ancient Crete was probably the centre of...

The Earth’s magnetic field

The Earth’s magnetic North and South poles are located near the geographic North and...

Formation of stratovolcanoes

Stratovolcanoes consist of layers of volcanic ash, debris and lava.

Ozone layer

The ozone layer filters the Sun´s harmful UV radiation, therefore it is indispensable for...

Greenhouse effect

Human activity increases the greenhouse effect and leads to global warming.

Atomic bombs (1945)

The atomic bomb is one of the most destructive weapons in human history.

Faulting (intermediate)

Vertical forces can break up layers of rock into fault blocks, which then move vertically...

The water cycle (intermediate)

Water on Earth is in a continuous state of change. The water cycle includes processes...

Chess games

Chess games can help to develop logic skills.

Pantheon (Rome, 2nd century)

The ´Temple of all gods´ was built during the reign of the Roman Emperor Hadrian.

Electron configuration of calcium

This animation shows the electron configuration of the calcium atom.

Phase transitions

A phase transition is the change of a substance from one state of matter to another.

Structure of nitrogen molecules

This animation demonstrates the structure of nitrogen molecules, with one sigma and two...

Tsunami

Tsunami waves are very high waves of immense destructive power.

Anglerfish

This bizarre-looking fish uses its bioluminescent lure to catch its prey. The animation...

Watt´s steam engine (18th century)

The steam engine, perfected by the Scottish engineer James Watt, revolutionised technology.

Baths of Caracalla (Rome, 3rd century)

The magnificent bath complex of the Roman Emperor was built in the 3rd century AD.

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