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24 mars 2016

Scientists identify genetic switch for female sexual behavior [Phys]

The key to successful sexual reproduction can be traced to a single receptor in the brain, according to a new study by Stanford scientists.
The research, which was published in Current Biology, was conducted in fish, but the receptor responsible is present in all animals and has implications for understanding social behavior.

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22 mars 2016

How to (seriously) read a scientific paper [Science]

Adam Ruben’s tongue-in-cheek column about the common difficulties and frustrations of reading a scientific paper broadly resonated among Science Careers readers. Many of you have come to us asking for more (and more serious) advice on how to make sense of the scientific literature, so we’ve asked a dozen scientists at different career stages and in a broad range of fields to tell us how they do it. Although it is clear that reading scientific papers becomes easier with experience, the stumbling blocks are real, and it is up to each scientist to identify and apply the techniques that work best for them. The responses have been edited for clarity and brevity.

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21 mars 2016

Trèfle et coquelicot, même combat : les mauvaises herbes sont vitales pour les pollinisateurs [Vigienature]

Vous attendiez la suite de « laissez fleurir le trèfle ! » ? La voilà !
Cette fois, l’action se déroule sur le territoire français, et plus particulièrement dans la zone atelier Plaine et Val de Sèvre, une zone dédiée à la recherche en écologie située dans la région Poitou-Charentes.

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21 mars 2016

Le bruit humain bouleverse toute la chaîne de vie océanique [Sciences et Avenir - Animaux]

Des grands mammifères marins au zooplancton, toute la vie océanique est aujourd’hui affectée par la pollution sonore liée aux activités humaines.

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19 mars 2016

Is Alaska’s first new butterfly species in decades an ancient hybrid ? [Phys]

Some might say it takes a rare breed to survive the Alaska wilderness. The discovery of a possible new species of hybrid butterfly from the state’s interior is proving that theory correct.
Belonging to a group known as the Arctics, the Tanana Arctic, Oeneis tanana, is the first new butterfly species described from the Last Frontier in 28 years and may be its only endemic butterfly.

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