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Geophysics: The buoyancy of Earth's deep mantle

mercredi 15 novembre 2017 par Barbara Romanowicz
The physical nature of two regions called large low-shear-velocity provinces at the base of Earth's mantle is uncertain. A measurement of their density has implications for our understanding of mantle dynamics. See Article p.321

Biogeochemistry: Ocean hotspots of nitrogen loss

mercredi 15 novembre 2017 par Katja Fennel
Microbial activity in the sea results in a loss of bioavailable nitrogen. It emerges that the climate phenomenon called the El Niño–Southern Oscillation has a surprisingly large effect on the size of this loss.

50 & 100 Years Ago

mercredi 15 novembre 2017
50 Years AgoLast week's first Saturn V flight (called Apollo 4) may have helped NASA to catch up on the lagging timetable for landing two Americans on the Moon by 1970. By combining in one flight the first operational tests of several important (...)

Planetary science: Haze cools Pluto's atmosphere

mercredi 15 novembre 2017 par Robert A. West
Modelling suggests that Pluto's atmospheric temperature is regulated by haze, unlike the other planetary bodies in the Solar System. The finding has implications for our understanding of exoplanetary atmospheres. See Letter p.352

Turning point: Gourmet investigator

mercredi 15 novembre 2017 par Virginia Gewin
Cross-cultural chef-turned-scientist cooks up recipe for diversity outreach.

Survival stories: science endures

mercredi 15 novembre 2017 par Virginia Gewin
Scientists hit hard by powerful hurricanes in 2017 share tips for weathering future disasters.

Computer science: Visionary of virtual reality

mercredi 15 novembre 2017 par Aldo Faisal
Aldo Faisal explores the immersive journey of technology pioneer Jaron Lanier.

Bioethics: Justice in genomics

mercredi 15 novembre 2017 par Rosario Isasi
Rosario Isasi examines a study on the societal impact of grand sequencing projects.

Economics: How science got a golden ticket

mercredi 15 novembre 2017 par Ehsan Masood
Ehsan Masood hails an account of the mixed implications of governments valuing research as an investment.

Les poissons-clowns, victimes du blanchiment des anémones

mercredi 15 novembre 2017 par Donovan Thiebaud — Biologie marine
Le réchauffement climatique entraîne le blanchiment des anémones et met en danger les poissons-clowns. Des conséquences inquiétantes mais réversibles.

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