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2 juin 2017

Evolution : Differences can hold populations together [Nature - News & Views]

Evolution favours the body form best adapted to the local environment, but it can also favour rare forms. Stickleback experiments reveal how these two selection forces can interact, and how this can limit population divergence.

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1er juin 2017

Global Warming Could Push Earth’s Rains Northward [Scientific American]

As the Northern Hemisphere warms faster than the Southern, Earth’s rain belts may shift to the North.

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1er juin 2017

Mystery of electric fish genus solved, new species identified [Phys]

Solving a 140-year old taxonomic puzzle, Cornell researchers have identified and described a new species of electric fish from the Ogooué River in Gabon, Africa.

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1er juin 2017

Brain switch in voles makes them fall in love at first sight [New Scientist]

Talk about flipping a switch. By simply activating certain circuits in the brains of female prairie voles, researchers made them “fall in love” with specific males.

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1er juin 2017

Le Guêpier d’Europe est un ingénieur efficace au rôle écologique méconnu [Ornithomedia]

Ce bel oiseau possède notamment des "notions" en géologie, en thermodynamique et en aménagement du territoire…

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