News round-up
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Press
Testicular macrophages, guardians of fertility
The origin, development, and characteristics of two types of testicular macrophage have been described by a CNRS team at the Centre d'Immunologie de…
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Are learning and unlearning bedfellows?
We know that sleep helps us integrate knowledge acquired during the day. But can we learn new things while sleeping? By exposing subjects to repeated…
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The Sun's core makes a complete rotation in one week
The rotation rate of the Sun's core has been accurately measured for the first time. The Sun, which has been remarkably stable for the past 4.6…
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A new threat to pollination: the dark side of artificial light
A European team, including a researcher from the Centre d'Écologie et des Sciences de la Conservation (CNRS/MNHN/UPMC), has shown for the first time…
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Our ancestors were already warm-blooded just before the Permian-Triassic extinction event
For how long have warm-blooded animals existed? The time at which this character first appeared in the ancestors of mammals has long been debated…
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Navelbine® and Taxotere®: Histories of Sciences
Weaving history with chemistry, Navelbine® and Taxotere®: Histories of Sciences (ISTE Editions, June 2017) tells the story of two anticancer drugs…
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Mercury in the Arctic Ocean: Stopover in the tundra
The Arctic Ocean and its fauna are far from major sources of pollution. So why are they so contaminated with mercury? This mystery has just been…
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First discovery of an exoplanet by SPHERE
The astronomical instrument SPHERE, installed since 2014 on the Very Large Telescope (VLT) of the European Southern Observatory (ESO) in Chile, has…
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Brooding dinosaurs
A new method used to perform geochemical analysis of fossilized eggs from China has shown that oviraptorosaurs incubated their eggs with their bodies…
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How phytoplankton rule the oceans
Photosynthesis is a unique biological process that has permitted the colonization of land and sea by plants and phytoplankton respectively. While the…
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