Capacitors

Capacitors store electrical energy in the form of electric charge.

Planaria gonocephala

One of the most common types of flatworms.

String quartet

A string quartet consists of four string players, it appeared in the late 18th century.

Types of feathers

The animation demonstrates the most important types of feathers and their fine structure.

The Statue of Liberty (New York)

The statue was donated by the French to the USA for the centenary of gaining independence.

Piano

The piano is one of the most popular instruments in the world. It is a chordophone which produces sounds mechanically.

Saint Basil's Cathedral (Moscow, 16th century)

The church consecrated to Saint Basil was commissioned by Ivan the Terrible.

Polynesian catamaran

Polynesians travelled huge distances with their specially designed boats.

Magnetron

One of the most important components of the microwave oven is the magnetron, which produces the microwaves.

How do geckos' feet adhere to smooth surfaces?

Geckos can walk on walls or even ceilings. The 3D scene explains this ability.

Types of dentition in mammals

The dentition of different species of mammals reflect their feeding habits.

Battle of Marathon (490 BC)

The marathon running event was instituted in commemoration of the run of a Greek soldier after the Battle of Marathon, fought between the Athenian and the...

Hierarchy of the Medieval Christian church (11th century)

This animation shows the hierarchical structure of the Medieval Christian church.

How does it work - Refrigerator

This animation demonstrates how a refrigerator works.

Mongol Khan (13th century)

The ruler of the vast Mongol Empire was the Khan.

Triceratops

A type of herbivorous dinosaur easily recognisable by its large frill and three horns which lived in the Cretaceous period.

Aztec ruler (15th century)

The Aztec Empire was a despotic, militaristic state ruled by the tlatoani.

Niche

In ecology, a niche is a term describing the way of life of a species.

Byzantine Emperor (6th century)

The Byzantine Emperor was the head of the Byzantine Empire, the direct continuation of the Roman Empire.

Arab warrior (6th century)

The most important weapons of medieval Arab warriors were the bow and the sword.

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