The Alhambra in the 16th century (Spain)

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

The Cassini-Huygens Mission (1997-2017)

The Cassini spacecraft was exploring Saturn and its moons for nearly 20 years.

The Moon

The Moon is the Earth's only satellite

Electric motors

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

Bone structure

This scene explains the structure and functions of the bones.

Quetzalcoatlus, a giant pterosaur

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

How does it work? - Vacuum cleaner

The vacuum cleaner creates a partial vacuum and sucks up dust with the help of the...

Ictíneo II submarine

The submarine designed by the Spanish inventor Narcís Monturiol was a pioneering work in...

How does it work: PET-CT

By positron emission tomography (PET), we can obtain visual information on our internal...

Blood vessels

The three main types of blood vessels in the human body are the arteries, the veins, and...

The Doppler effect

It is a well-known phenomenon that the sound of an approaching sound source is higher...

Ukrainian Cossack (17th century)

Cossacks, members of independent military communities, played an important role in the...

How does it work? - Photovoltaic solar panel, solar thermal collector

This animation demonstrates how solar energy can be utilized.

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