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Exclusive: Behind the front lines of the Ebola wars

mercredi 11 septembre 2019 par Amy Maxmen
Nature, Published online: 11 September 2019; doi:10.1038/d41586-019-02673-7How the World Health Organization is battling bullets, politics and a deadly virus in the Democratic Republic of the Congo.

South Korea’s ‘Nobel prize project’ gets overhaul

mercredi 11 septembre 2019 par Mark Zastrow
Nature, Published online: 11 September 2019; doi:10.1038/d41586-019-02722-1The Institute for Basic Science has been rocked by accusations of financial mismanagement over the past year.

Nine-hour X-ray quasi-periodic eruptions from a low-mass black hole galactic nucleus

mercredi 11 septembre 2019 par G. Miniutti, R. D. Saxton, M. Giustini, K. D. Alexander, R. P. Fender, I. Heywood, I. Monageng, M. Coriat, A. K. Tzioumis, A. M. Read, C. Knigge, P. Gandhi, M. L. Pretorius, B. Agís-González
Nature, Published online: 11 September 2019; doi:10.1038/s41586-019-1556-xGalaxy GSN 069 has unprecedented eruptions of X-ray light every nine hours, which indicate fast transitions between cold and warm states and may shed light on black hole (...)

Electrochemical reactions drive morphing of materials

mercredi 11 septembre 2019 par Seung-Yeol Jeon, Sung Hoon Kang
Nature, Published online: 11 September 2019; doi:10.1038/d41586-019-02663-9Silicon anodes in lithium batteries expand during discharge, causing failure. This expansion has been used constructively in a material whose architecture controllably and reversibly changes to alter its (...)

The fundamental role of chromatin loop extrusion in physiological V(D)J recombination

mercredi 11 septembre 2019 par Yu Zhang, Xuefei Zhang, Zhaoqing Ba, Zhuoyi Liang, Edward W. Dring, Hongli Hu, Jiangman Lou, Nia Kyritsis, Jeffrey Zurita, Muhammad S. Shamim, Aviva Presser Aiden, Erez Lieberman Aiden, Frederick W. Alt
Nature, Published online: 11 September 2019; doi:10.1038/s41586-019-1547-yV(D)J recombination in B cells involves cohesin-mediated extrusion of chromatin loops to present DNA targets for cleavage and joining.

Look out for potential bias in chemical data sets

mercredi 11 septembre 2019
Nature, Published online: 11 September 2019; doi:10.1038/d41586-019-02670-wMaterials science has embraced machine learning. As with other disciplines, researchers must be alert to the risks of biased data.

Giant ‘bubbles’ spotted around Milky Way’s black hole

mercredi 11 septembre 2019 par Davide Castelvecchi
Nature, Published online: 11 September 2019; doi:10.1038/d41586-019-02726-xFirst major result from South Africa’s pioneering MeerKAT radiotelescope reveals remnants of energetic explosions at Galaxy’s centre.

India’s journey to the red planet

mercredi 11 septembre 2019 par Subhra Priyadarshini
Nature, Published online: 11 September 2019; doi:10.1038/d41586-019-02668-4Subhra Priyadarshini lauds a film on the country’s first interplanetary craft, the Mars Orbiter Mission.

Hubble telescope spies water raining on distant world

mercredi 11 septembre 2019 par Alexandra Witze
Nature, Published online: 11 September 2019; doi:10.1038/d41586-019-02721-2The exoplanet is just twice the diameter of Earth, and could potentially host life.

Daily briefing: The secret of Saturn Yellow

mercredi 11 septembre 2019 par Flora Graham
Nature, Published online: 11 September 2019; doi:10.1038/d41586-019-02730-1Conservation scientists work to restore a paint colour so bright it hurts. Plus: South Korea’s ‘Nobel prize project’ is rocked by a tough year and three ways to improve Registered (...)

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