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Stellar mergers as the origin of magnetic massive stars

mercredi 9 octobre 2019 par Fabian R. N. Schneider, Sebastian T. Ohlmann, Philipp Podsiadlowski, Friedrich K. Röpke, Steven A. Balbus, Rüdiger Pakmor, Volker Springel
Nature, Published online: 09 October 2019; doi:10.1038/s41586-019-1621-5Simulated mergers of two massive stars provide a solution to the long-standing puzzle of the origin of strong magnetic fields in a subset of massive stars.

Self-coalescing flows in microfluidics for pulse-shaped delivery of reagents

mercredi 9 octobre 2019 par Onur Gökçe, Samuel Castonguay, Yuksel Temiz, Thomas Gervais, Emmanuel Delamarche
Nature, Published online: 09 October 2019; doi:10.1038/s41586-019-1635-zCharacterization of a capillary flow phenomenon termed self-coalescence leads to the development of scalable, compact microfluidic devices that could see application in diagnostics, high-throughput screening and biological (...)

Psychedelic psychiatry, breast cancer, and a paean to the emperor penguin: Books in brief

mercredi 9 octobre 2019 par Barbara Kiser
Nature, Published online: 09 October 2019; doi:10.1038/d41586-019-02997-4Barbara Kiser reviews five of the week’s best science picks.

Banish hunger on university campuses

mercredi 9 octobre 2019 par Esther Ngumbi
Nature, Published online: 09 October 2019; doi:10.1038/d41586-019-03011-7For World Food Day, Esther Ngumbi calls on institutions of higher education to help students know where their next meal is coming from.

Why deep-learning AIs are so easy to fool

mercredi 9 octobre 2019 par Douglas Heaven
Nature, Published online: 09 October 2019; doi:10.1038/d41586-019-03013-5Artificial-intelligence researchers are trying to fix the flaws of neural networks.

Chemistry Nobel honours world-changing batteries

mercredi 9 octobre 2019 par Davide Castelvecchi, Emma Stoye
Nature, Published online: 09 October 2019; doi:10.1038/d41586-019-02965-yJohn Goodenough, Stanley Whittingham and Akira Yoshino receive the prize for their development of lithium-ion rechargeable batteries.

Analogue quantum chemistry simulation

mercredi 9 octobre 2019 par Javier Argüello-Luengo, Alejandro González-Tudela, Tao Shi, Peter Zoller, J. Ignacio Cirac
Nature, Published online: 09 October 2019; doi:10.1038/s41586-019-1614-4An analogue quantum simulator based on ultracold atoms in optical lattices and cavity quantum electrodynamics is proposed for the solution of quantum chemistry problems and tested numerically for a simple (...)

The structure of DNA

mercredi 9 octobre 2019 par Georgina Ferry
Nature, Published online: 09 October 2019; doi:10.1038/d41586-019-02554-zIn the early 1950s, the identity of genetic material was still a matter of debate. The discovery of the helical structure of double-stranded DNA settled the matter — and changed biology (...)

Let independent panel shape Africa’s largest hydropower dam

mercredi 9 octobre 2019
Nature, Published online: 09 October 2019; doi:10.1038/d41586-019-03029-xResearchers are assessing the environmental risks posed by a dam on the Nile. The countries involved should let them finish the job.

Podcast Extra: Q&A with Nobel Prize winner John Goodenough

mercredi 9 octobre 2019
Nature, Published online: 09 October 2019; doi:10.1038/d41586-019-03079-1Benjamin Thompson chats to Goodenough about being awarded a Nobel Prize in Chemistry.

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