Dioxyde de carbone (CO₂) (débutant)

C'est un gaz incolore, inodore et plus lourd que l'air. Il est nécessaire à la...

Azote (N₂) (débutant)

C'est un gaz incolore, inodore et non radioactif. Il constitue 78,1% de l'atmosphère...

Monoxyde de carbone (CO) (débutant)

C'est un gaz incolore et inodore, hautement toxique pour l'homme et les animaux dans des...

Oxygène (O₂) (débutant)

C'est un gaz incolore et inodore, c'est un composant important de l'atmosphère qui est...

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'.

Electric motors

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

Unmanned aerial vehicles (UAV)

The range of applications of unmanned aerial vehicles ('drones') keeps growing.

How does it work? - Vacuum cleaner

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

How does it work: PET-CT

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

The adrenal glands

The adrenal glands are responsible for maintaining homeostasis and producing a rapid...

Ictíneo II submarine

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

Blood vessels

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

Added to your cart.