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Graphène et nitrure de bore: des faux-jumeaux pour produire l'énergie bleue !

mardi 21 mai 2019 — Physique

Les nanomatériaux bidimensionnels à base de carbone (type graphène) ou de nitrure de bore, réputés pour être chimiquement inertes, montrent en fait une conductivité ionique exceptionnelle en...

Techno-sciences

Ancient Gum Gives Archaeologists Something to Chew On

mardi 21 mai 2019 par Christopher Intagliata — The Sciences, Biology, Evolution

Chewing gums discovered in western Sweden contain the oldest human DNA found in Scandinavia. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Scientific American

The devastating biological consequences of homelessness

mardi 21 mai 2019 par Amy Maxmen

Nature, Published online: 21 May 2019; doi:10.1038/d41586-019-01573-0Understanding why living on the street seems to cause rapid aging could help homeless people — and governments.

Nature

From the archive

mardi 21 mai 2019

Nature, Published online: 21 May 2019; doi:10.1038/d41586-019-01587-8How Nature reported early heart-transplant operations in 1969, and a proposed use for prickly pears in 1919.

Nature

Daily briefing: What a ‘healthy’ microbiome of planet Earth looks like

mardi 21 mai 2019 par Flora Graham

Nature, Published online: 21 May 2019; doi:10.1038/d41586-019-01646-0Big questions about small life on Earth, the devastating biological consequences of homelessness and how China will protect one-quarter of its land.

Nature

Europe is a top destination for many researchers

mardi 21 mai 2019 par Quirin Schiermeier

Nature, Published online: 21 May 2019; doi:10.1038/d41586-019-01570-3Language, cultural differences and expense are common downsides, but there are opportunities to learn new techniques, work in diverse settings and polish confidence.

Nature

Three tips to avoid becoming a ‘conference zombie’

mardi 21 mai 2019 par Paris H. Grey

Nature, Published online: 21 May 2019; doi:10.1038/d41586-019-01631-7It’s tempting to try to attend sessions morning, noon and night, network like crazy during every ‘spare’ minute and drink vats of coffee to stay alert. Paris H. Grey has more realistic suggestions to get maximum value from any (...)

Nature

Europe the rule-maker

mardi 21 mai 2019 par James Wilsdon, Sarah de Rijcke

Nature, Published online: 21 May 2019; doi:10.1038/d41586-019-01568-xProactive, cosmopolitan and open, the European Union is filling a leadership void on the global stage, argue James Wilsdon and Sarah de Rijcke.

Nature

Anthropocene now: influential panel votes to recognize Earth’s new epoch

mardi 21 mai 2019 par Meera Subramanian

Nature, Published online: 21 May 2019; doi:10.1038/d41586-019-01641-5‘Atomic Age’ would mark the start of the current geologic time unit, if proposal receives final approval.

Nature

Views from a continent in flux

mardi 21 mai 2019 par Carlos Moedas, Isabelle Vernos, Stephan Kuster, Helga Nowotny, Andrea Saltelli, Alina Mungiu-Pippidi, Jan Wouter Vasbinder, Daniel R. Brooks, Patrick Cunningham

Nature, Published online: 21 May 2019; doi:10.1038/d41586-019-01569-wNature asked nine leading Europeans to pick their top priority for science at this pivotal point. Love, money, and trust got most votes.

Nature