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Articles les plus récents

National food production stabilized by crop diversity

mercredi 19 juin 2019 par Delphine Renard, David Tilman
Nature, Published online: 19 June 2019; doi:10.1038/s41586-019-1316-yA greater diversity of crops at the national level increases the temporal stability of total national harvest, reflecting markedly lower frequencies of years with sharp harvest (...)

Mitochondrial fission requires DRP1 but not dynamins

mercredi 19 juin 2019 par Tiago Branco Fonseca, Ángela Sánchez-Guerrero, Ira Milosevic, Nuno Raimundo
Nature, Published online: 19 June 2019; doi:10.1038/s41586-019-1296-yMitochondrial fission requires DRP1 but not dynamins

The memory lanterns of Loi Krathong

mercredi 19 juin 2019 par Preston Grassmann
Nature, Published online: 19 June 2019; doi:10.1038/d41586-019-01910-3Something to share.

Vaccine opinions, space-station science and Hong Kong protests

mercredi 19 juin 2019
Nature, Published online: 19 June 2019; doi:10.1038/d41586-019-01905-0The week in science: 14–20 June 2019.

Enhanced intrinsic photovoltaic effect in tungsten disulfide nanotubes

mercredi 19 juin 2019 par Y. J. Zhang, T. Ideue, M. Onga, F. Qin, R. Suzuki, A. Zak, R. Tenne, J. H. Smet, Y. Iwasa
Nature, Published online: 19 June 2019; doi:10.1038/s41586-019-1303-3A bulk photovoltaic effect is observed in devices based on tungsten disulfide, and is enhanced if the devices take the form of polar nanotubes, showing the importance of reducing crystal symmetry to a polar structure in (...)

Helical van der Waals crystals with discretized Eshelby twist

mercredi 19 juin 2019 par Yin Liu, Jie Wang, Sujung Kim, Haoye Sun, Fuyi Yang, Zixuan Fang, Nobumichi Tamura, Ruopeng Zhang, Xiaohui Song, Jianguo Wen, Bo Z. Xu, Michael Wang, Shuren Lin, Qin Yu, Kyle B. Tom, Yang Deng, John Turner, Emory Chan, Dafei Jin, Robert O. Ritchie, Andrew M. Minor, Daryl C. Chrzan, Mary C. Scott, Jie Yao
Nature, Published online: 19 June 2019; doi:10.1038/s41586-019-1308-yExperiments demonstrate a class of van der Waals nanowires, made from layered crystals of the semiconductor germanium sulfide, in which a tunable interlayer twist evolves naturally during (...)

Pick a leader with vision for the Food and Agriculture Organization

mercredi 19 juin 2019
Nature, Published online: 19 June 2019; doi:10.1038/d41586-019-01902-3The United Nations body is about to elect a new director‑general. The choice will affect the entire globe for years to come.

Trump administration relaxes emissions limits on power plants

mercredi 19 juin 2019 par Jeff Tollefson
Nature, Published online: 19 June 2019; doi:10.1038/d41586-019-01944-7Rule for the US Environmental Protection Agency allows states to set their own limits on carbon-emissions levels.

Reply to: Egg pigmentation probably has an Archosaurian origin

mercredi 19 juin 2019 par Jasmina Wiemann, Tzu-Ruei Yang, Mark A. Norell
Nature, Published online: 19 June 2019; doi:10.1038/s41586-019-1283-3Reply to: Egg pigmentation probably has an Archosaurian origin

Sunlight harvested by nanotubes

mercredi 19 juin 2019 par Ming-Min Yang, Marin Alexe
Nature, Published online: 19 June 2019; doi:10.1038/d41586-019-01767-6Rolling an atom-thick semiconductor layer into a nanoscale tube allows it to convert solar energy into electricity without the need for semiconductor junctions — prerequisite features of conventional solar (...)

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