How does it work? - Differential gear

A differential allows the driven wheels of a car to rotate at different speeds when the car is turning.

European badger

The European badger is an omnivorous, nocturnal animal. Badger colonies live in large burrow systems, called setts.

The Cave of Altamira

The world-famous limestone cave with its amazing cave paintings is one of the most important archaeological sites of Palaeolithic art.

How does it work? – Tower crane

Tower cranes are machines used for lifting loads weighing up to several tonnes.

Tradicinis arabų burlaivis (Sambuk)

Didžiausias arabų burlaivis "Sambuk", dažniausiai buvo naudojamas kaip prekybinis laivas Persijos įlankoje.

How does it work? – Cinema projector

This animation demonstrates the design and operation of a traditional cinema projector.

Tardigrade

Tardigrades can survive in extreme environments, they can even stay alive in outer space.

Spider silk, spider web

While the density of spider silk is less than that of nylon filaments, its tensile strength is greater than that of steel.

Common European viper

A species of venomous snakes widespread in Europe. Its bite is rarely fatal to humans.

Inventions in the textile industry, 18th century

Inventions in the 18th century resulted in huge advances in the development of the textile industry.

USS Missouri (US, 1944)

The battleship USS Missouri, first deployed during WWII was also deployed in the Gulf War.

Cities of the world

This animation demonstrates the geographical locations of the Earth's major cities.

Metro

The fastest track-based means of urban transport.

Hypothalamic-pituitary axis

The Hypothalamic-pituitary axis is the regulating centre of our endocrine system.

p-V-T diagram for ideal gases

The relationship between the pressure, volume and temperature of ideal gases is described by the gas laws.

Common earthworm

The anatomy of annelids is demonstrated through the example of the common earthworm.

The reflection and refraction of light

A ray of light is reflected or refracted at the boundary of two mediums with different refractive indices.

The Statue of Liberty (New York)

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

Hierarchy of the Medieval Christian church (11th century)

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

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