The Zuiderzee Works and the Delta Works (Netherlands)

Remarkable civil engineering works to continue the Netherland's centuries-long fight against the sea.

Types of stars

This animation demonstrates the process of star development for average and massive stars.

Northern white-breasted hedgehog

The Northern white-breasted hedgehog rolls into a ball to protect itself.

Oil platform

A long pipe in the centre of the tower penetrates the ocean bed until it reaches the layer that contains oil.

How does it work? - Digital camera

This animation demonstrates the structure and operation of digital cameras.

Southern plantation with slaves (USA, 19th century)

Before the American Civil war the use of slaves on plantations was typical in the Southern states.

Underground coal mining

As opposed to opencast mines, in underground mines the layers covering coal are not removed, coal is extracted from mine shafts.

Industrial estate

Industrial estates provide infrastructure and services for companies.

Ammonites

An extinct group of Cephalopoda, with solid external skeletons. They are excellent index fossils.

Platypus

A mammal with features typical of reptiles: it lays eggs and has a cloaca.

Weightlessness

A spacecraft on its path is in a constant state of free fall.

Pteranodon longiceps

A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary link between the two.

How does it work? - Optical disc drives

This animation demonstrates the structure and operation of different types of optical disc drives.

Types of soil (soil profiles)

This animation demonstrates different types of soil.

Quetzalcoatlus, a giant pterosaur

Quetzalcoatlus was one of the largest known flying animals of all time.

Lute and hurdy gurdy

The earliest version of the lute appeared in ancient Mesopotamia.

The Battle of Jutland (1916)

The naval battle fought by the British Navy against the German Navy was the largest sea battle in World War I.

Effects of smoking on the lungs

Smoking severely damages the respiratory system, it may cause COPD or lung cancer.

Blue whale

Marine mammals, the largest known animals to have ever existed.

Emperor penguin

Penguins are birds living in the Antarctic and adapted to cold temperature and swimming.

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