This content is not available from your geographic area.
Log in

Le béton : secrets de bâtisseurs

S8 E15
·
2025

Kimi has just built a house out of modeling clay, but one unfortunate dance step by Mathieu reduces his work to rubble. Convinced that concrete would be a much better option, Mathieu quickly comes up against a reality: does he even know how concrete is made? This marks the beginning of a fascinating double investigation! While Mathieu sets off to explore the secrets of modern concrete manufacturing, Kimi delves into history to unravel the mystery of legendary Roman concrete, an ancient material that is much stronger than we imagine.

Levels:
Elementary Grade 4 Grade 7
Subjects:
Science and technology Structures and Mechanisms Earth and Space Systems
Skills:
Self-Directed Learning Innovation
Themes:
STEAM
Subscription
play_circle

E1 : Illusion : c'est pas magique, c'est scientifique!

A show that will blow your mind! Magicians and illusionists have no shortage of techniques! Because magic is also science! Physics, optics, chemistry, and even the latest technologies.
Subscription
play_circle

E2 : Le laser, en connaître un rayon!

They have transformed the way we work, communicate, and even entertain ourselves. They are lasers!
Subscription
play_circle

E3 : Les secrets des momies

We take you on a journey into the secrets of the kingdom of Egypt and eternal life. According to the Egyptians, for a soul to attain eternal life, its body had to be preserved.
Subscription
play_circle

E4 : Au coeur des centrales nucléaires

C'est toujours pas sorcier takes you inside nuclear power plants: they produce 67.4% of our electricity in France, far ahead of renewable energies, gas, or coal. But how do they work?
Subscription
play_circle

E5 : Les animaux de l'extrême

There are incredible animal species on Earth that are capable of thriving in very hostile environments that are sometimes completely inaccessible to humans. To adapt to these conditions, these animals have developed extraordinary abilities!
Subscription
play_circle

E6 : Jeux vidéo : une plongée dans notre cerveau

In this episode, Max, Cécile, and Mathieu seek to understand the influence of video games on players' brains and debunk some common misconceptions on the subject.
Subscription
play_circle

E7 : Ports, naviguer vers l'innovation

Maritime traffic consists of approximately 60,000 commercial vessels on the waves every day, plus more than 40,000 pleasure boats. To enable loading and unloading, humans created ports!
Subscription
play_circle

E8 : Comprendre la génétique et les maladies rares

Every living being has genes, made up of DNA, which define its characteristics and enable its cells to function. Sometimes, mutations in this code can cause rare diseases.
Subscription
play_circle

E9 : L'écriture, de la plume au pixel

Today, you may use voice memos and text messages to communicate with your friends and parents. Writing is becoming something you only do at school. But if we look back, the invention of writing was a revolution!
Subscription
play_circle

E10 : Marie Curie, pionnière de la radioactivité!

Discover the fascinating story of Marie Curie, the pioneer of radioactivity! The first woman to receive a Nobel Prize, her discoveries revolutionized medicine and nuclear physics!
Subscription
play_circle

E11 : Les secrets des ovipares

What do a boa constrictor, a reinette apple, a tarantula, a hen, and a platypus have in common? They are all oviparous, meaning they all lay eggs.
Subscription
play_circle

E12 : C'est toujours pas sorcier - 8

In this program, Kimi and Mathieu set out to discover the scientific treasures of the Palace of Versailles. From Louis XIV's spectacular fountains to 18th-century precision clocks, not to mention the king's extraordinary microscope!
Subscription
play_circle

E13 : Les atomes affaire classée!

Mathieu travels back in time at the National Museum of Natural History. He relives the major discovery that laid the foundations of chemistry: matter is not composed of the elements imagined by alchemists, but of atoms!
Subscription
play_circle

E14 : Les saisons ça s'explique!

Why do we have seasons? Max explains the Earth's tilt, Cécile discusses the impact of light on our circadian clock at the CRNL, and Mathieu explores phenology. From weather to migration, discover how these cycles shape the rhythm of life.
Subscription
play_circle

E15 : Le béton : secrets de bâtisseurs

House in ruins! Mathieu wants to rebuild it in concrete, but doesn't know how to make it. He sets off to explore the secrets of modern concrete, while Kimi investigates the mystery of Roman concrete, that ultra-resistant ancient material.
Levels:
Elementary Grade 4 Grade 7
Subjects:
Science and technology Structures and Mechanisms Earth and Space Systems
Skills:
Self-Directed Learning Innovation
Themes:
STEAM