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The desalination process produces drinking water from seawater.
This animation demonstrates the type of engine most commonly used in cars.
This animation introduces the most important organ systems of the human body.
The church of the 'Holy Wisdom', built in the Byzantine Empire, had been one of the...
The ear converts the vibrations of air into electric signals which are then processed by...
The most famous and most magnificent amphitheatre of Rome was built in the 1st century.
The world's most famous citadel, the Acropolis of Athens was built in the 5th century BC,...
This animation demonstrates different types of volcanic eruptions
Large carnivores, perhaps the best known of dinosaurs.
This animation demonstrates how the Earth and the Moon were formed.
This animation presents the formulas to calculate the perimeter and area of shapes as...
A selection of legendary buildings from the history of civilisation.
Ancient Egyptians worshipped a large number of gods and goddesses.
The Cassini spacecraft had been exploring Saturn and its moons for nearly 20 years.
Short-lived but extremely powerful tornadoes can cause a great deal of damage.
The Panama Canal is an artificial waterway created to shorten shipping routes between the...
A hydrothermal vent is a fissure in the planet's surface from which geothermally heated...
Comets are spectacular celestial bodies orbiting the Sun.
The Suez Canal is an artificial waterway connecting the Red Sea and the Mediterranean Sea.
The migration of large human populations began in Ancient times.