Ragusa (Croatia, 16th century)

Today called Dubrovnik, this Croatian city is known for its spectacular architecture and beautiful location.

Axolotl

The axolotl, also known as Mexican salamander, is an amphibian species that keeps its gills even in adulthood.

The sense organs

Organs that detect signals of the environment or of the body and transmit them to the brain as nerve impulses.

What kind of food should be on your plate?

This animation helps you learn the basics of healthy eating.

Northern white-breasted hedgehog

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

Japanese soldier (World War II)

Highly committed Japanese soldiers fought primarily at the Asian and Pacific theatres of the Second World War.

Ancient Greek pottery

The masterpieces of ancient Greek potters are important archaeological artefacts.

Weightlessness

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

Types of soil (soil profiles)

This animation demonstrates different types of soil.

Archaeopteryx

The archaeopteryx shows characteristics of both birds and reptiles. It is probably the ancestor of birds.

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.

Pteranodon longiceps

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

Capacitors

Capacitors store electrical energy in the form of electric charge.

How does it work? - Digital camera

This animation demonstrates the structure and operation of digital cameras.

How does it work? - Optical disc drives

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

Quetzalcoatlus, a giant pterosaur

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

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