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Faire du feu sans briquet ni allumette

S1 E50
·
2016

Will Vincent, Agathe, or David be able to start a fire? Each chooses their own method: physics, chemistry, and survival skills! Deep in the forest, Vincent will have to come up with an ingenious way to keep warm in a hostile environment. With Jules’s help, David builds a solar oven. As for Agathe, she’s experimenting with combustion—not without risk. Which method will be the most effective?

Levels:
Elementary Grade 7 Grade 8 Secondary Grade 9 Grade 10 Grade 11 Grade 12
Subjects:
Science and technology Chemistry Matter and Energy Physics
Skills:
Critical Thinking Problem Solving
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E1 : Où s'envolent les ballons de la fête foraine?

23 min 29 s
To unravel this mystery, Agathe tracks a balloon's path all the way into the stratosphere using a GPS and a hidden camera.
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E2 : Hypnose, peut-on prendre le contrôle des autres?

12 min 57 s
Our test subjects are curious about one of science's mysteries: hypnosis. And to find out if it really works, our test subjects are going to try it out for themselves.
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E3 : Les carburants alternatifs sont-ils efficaces?

14 min 42 s
Gasoline vs. biofuel—which one should you choose?
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E4 : Peut-on vaincre le mal des transports?

18 min 18 s
Sending a text message while in the car, going for a boat ride, or even riding a merry-go-round... In extreme situations, Vincent has to find a way to overcome his motion sickness. Even with Agathe and David’s help, it’s no easy feat!
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E5 : Peut-on falsifier des empreintes?

14 min 41 s
David wants to check whether fingerprints are reliable. To do so, he's going to try to replicate Vincent's fingerprints. To take on this challenge, he heads to the forensic lab.
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E6 : Mon parapluie attire t-il la foudre?

17 min 7 s
To tackle one of the most fascinating natural phenomena, our team has sprung into action. Back at the lab, Agathe, Vincent, and James are conducting tests with a real lightning generator.
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E7 : Casseurs de briques, comment font-ils?

19 min 39 s
Using sensors and a slow-motion camera, Agathe, David, and Vincent will analyze the movements of brick-breakers. Our test subjects will measure bone strength and try to understand how bones regenerate.
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E8 : Quel est le secret des frites parfaites?

15 min 18 s
During his visit to the world's largest French fry factory, David wonders how French fries can all have the same shape and color.
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E9 : Peut-on s'envoler lors d'une tempête?

13 min 51 s
A full-scale test at the Scientific and Technical Center for Building, which has wind tunnels capable of simulating winds exceeding 100 kilometers per hour.
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E10 : Peut-on résister au froid?

20 min 5 s
A spine-chilling experience for our test subjects! Vincent, the extreme tester, heads to the high mountains for a cold-weather endurance training camp and to bathe in glacial waters.
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E11 : Peut-on mentir sans se faire démasquer?

16 min 35 s
Agathe, the group leader, is a real bluffer at poker. And she’s determined to improve her game by learning to lie better. With the help of a lie detector, neuroscience, and leading experts, she’ll learn to control her emotions and body language.
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E12 : Qu'est-ce qui rend les gâteaux irrésistibles?

14 min 7 s
David, the scientist, is going to try to uncover the secret behind cakes. What makes them so addictive? To do so, he gets a job as an intern at a factory that makes children’s favorite cookies.
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E13 : Une maison en paille résiste t-elle au feu?

16 min 18 s
Straw is a trendy and eco-friendly material, but can it go up in smoke? To test its resistance, Vincent finds himself in the midst of the flames during a real firefighter training exercise.
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E14 : Peut-on mesurer le QI de son chien?

18 min 50 s
How can we tell if a dog is intelligent? Can we measure the IQ of our furry best friends?
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E15 : Peut-on passer entre les gouttes?

15 min 57 s
To find out how to stay as dry as possible in the rain, our team is pulling out all the stops. David boards a weather plane and flies into the heart of a cloud.
    Levels:
    Elementary Grade 7 Grade 8 Secondary Grade 9 Grade 10 Grade 11 Grade 12
    Subjects:
    Science and technology Chemistry Matter and Energy Physics
    Skills:
    Critical Thinking Problem Solving