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Home > Communication > Scientific newsletter > Press articles > Sciences

Sciences Sciences feed

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26 April 2016

Plant bleeds nectar when attacked to summon ant defenders [NewScientist]

Calling pest control. When attacked, bittersweet nightshade plants release sugary secretions from their wounds to summon ants that hit back at the assailants.

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23 April 2016

’Betty’ the ash tree offers hope against deadly dieback disease [The Guardian]

Scientists identify first tree to show strong tolerance to the disease raising hopes of developing a resistant strain.

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23 April 2016

Evolution of Darwin’s finches tracked at genetic level [Nature]

Researchers pinpoint gene for beak-size and track how it changed during a severe drought.

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23 April 2016

Bird genomes contain ’fossils’ of parasites that now infect humans [Phys]

In rare instances, DNA is known to have jumped from one species to another. If a parasite’s DNA jumps to its host’s genome, it could leave evidence of that parasitic interaction that could be found millions of years later—a DNA ’fossil’ of sorts. An international research team led from Uppsala University has discovered a new type of so-called transposable element that occurred in the genomes of certain birds and nematodes. The results are published in Nature Communications.

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23 April 2016

Le paradoxe de l’écrevisse [Sciences et Avenir - Animaux]

Les écrevisses adorent dévorer des insectes. Pourtant, d’après une étude récente, plus il y a d’écrevisses dans une rivière, et plus il y a d’invertébrés ! La clé de ce paradoxe réside dans le ménage...

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