Accueil > Communication > Newsletter scientifique > Articles de presse > Sciences

Sciences RSS des Sciences

Page(s) : < | 1 | ... | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | ... | 344 |

22 mai 2017

Le serpent brun change de proie en vieillissant [Sciences et Avenir - Animaux]

Ce reptile australien très venimeux voit la composition de son venin changer au cours de sa vie. Il peut ainsi modifier son régime alimentaire et éviter la terrible course à l’armement entre le poison du prédateur et le contrepoison de la proie.

Lire la suite

20 mai 2017

Les arbres peuvent dégrader la qualité de l’air [Le Monde - Planète]

En ville, par forte chaleur, les végétaux produisent de l’ozone et des particules fines.

Lire la suite

20 mai 2017

Climate Change Is Turning Antarctica Green [Scientific American]

A new study has found a steady growth of moss in Antarctica over the last 50 years.

Lire la suite

19 mai 2017

The curious case of the caterpillar’s missing microbes [Nature - News]

Many animals, including humans, can’t live healthy lives without the microbes in their guts. These intestinal residents break down food and help to fight off disease-causing microorganisms. But the latest research suggests that some species, including caterpillars, can do just fine without them. It’s possible, say scientists who have studied these symbiotic bacteria, fungi and other microbes, that gut microbiomes might be less ubiquitous than previously assumed.

Lire la suite

19 mai 2017

Evolution in butterfly eye dependent on sex, scientists find [Science Daily]

By analyzing both the genes that control color detecting photoreceptors and the structural components of the eye itself, University of California, Irvine evolutionary biologists have discovered male and female butterflies of one particular species have the unique ability to see the world differently from each another because of sex-related evolutionary traits.

Lire la suite

Page(s) : < | 1 | ... | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | ... | 344 |