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Quang hợp

Trong quá trình quang hợp, thực vật tạo ra vật chất hữu cơ, glucose, từ vật liệu vô cơ,...

Khai thác dầu thô

Máy móc bơm dầu thô lên bề mặt

Acropolis (Athens, 5th century BC)

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

Tyrannosaurus rex ‘tyrant lizard’

Large carnivores, perhaps the best known of dinosaurs.

Moon landing: 20 July 1969

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

Perimeter, area, surface area and volume

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

Nizwa Fort (Oman, 17th century)

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

Four-stroke Otto engine

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

Human body (male)

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

The ear and the mechanism of hearing

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

Colosseum (Rome, 1st century)

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

Seawater desalination

The desalination process produces drinking water from seawater.

Hagia Sophia (Istanbul)

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

Electric motors

Electric motors are present in many areas of our everyday lives. Let's learn about the...

Volcanic activity

This animation demonstrates different types of volcanic eruptions

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 Moon

The Moon is the Earth's only natural satellite

Icebergs

Icebergs are blocks of frozen freshwater floating in the sea.

The Alhambra in the 16th century (Spain)

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

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