Pourquoi le bleu est-il si rare dans la natur...

La découverte a surpris les archéologues comme les géologues. Au large de la pointe de la Bretagne, sous plusieurs dizaines de mètres d’eau, des chercheurs ont identifié une structure monumentale immergée, longue de plusieurs centaines de mètres, que l’on décrit aujourd’hui comme ...  Afficher plus

Face au réchauffement rapide de l’Arctique, les ours polaires sont devenus un symbole du changement climatique. Mais derrière les images spectaculaires de banquise qui fond, une question scientifique cruciale se pose : les ours polaires peuvent-ils s’adapter biologiquement, jusqu ...  Afficher plus

On today’s episode: No one is honest anymore! Or are they…? Blueberries aren’t blue, blue flowers aren’t blue, most things aren’t really blue… Why is blue so hard to find? All that and more today on All Around Science...

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Once in a blue moon the Outside/In team opens up the mailbag and answers your questions about the natural world. This time, they all share a preoccupation with a particular hue: blue. 

Come along as we learn about the differences between European and Aztec concept ...

As sunlight passes through the atmosphere, particles in the air scatter blue light more efficiently than any other color in the light spectrum, creating a blue sky. Learn more about the sky and light in this Brainstuff podcast.

The ocean can appear to be many different shades of blue (and green, and even violet) -- but all water is clear. Learn why in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/earth/oceanography/why-is-ocean-different-colors-differ ...  Afficher plus