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Oct 2021
3m 12s

Comment détecter la maladie d’Alzheimer ...

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Pourquoi un simple rayon de lumière pourrait révolutionner l’exploration du cerveau ?
C’est une idée qui semblait relever de la science-fiction : observer le cerveau en profondeur… simplement grâce à la lumière. Et pourtant, c’est précisément ce qu’a réussi une équipe dirigée par Zixin Zhang, à l’University of Glasgow. Leur découverte, publiée dans la revue Neurop ... Show More
2m 2s
Apr 20
Pourquoi vous n’avez plus le même cerveau qu’il y a 10 ans ?
Le paradoxe est vertigineux : vous avez l’impression d’être la même personne qu’il y a dix ans… et pourtant, matériellement, votre cerveau a presque entièrement changé.Contrairement à une idée répandue, le cerveau n’est pas une structure figée. C’est un organe dynamique, en perpu ... Show More
2m 34s
Apr 17
Pourquoi mâcher un chewing-gum réveille littéralement votre cerveau ?
On associe souvent le chewing-gum à un geste futile. Pourtant, derrière ce mouvement banal se cache un effet physiologique mesurable : mâcher peut augmenter le flux sanguin vers le cerveau de façon significative, parfois jusqu’à 30 à 40 % selon certaines études expérimentales. Ri ... Show More
2m 10s
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