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Corrections to ocean-temperature record resolve puzzling regional differences

mercredi 17 juillet 2019 par Zeke Hausfather
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02147-wAn analysis of the record of sea surface temperature reveals that some climate variations that are thought to have occurred in the North Atlantic and the North Pacific oceans are an artefact of changes in measurement (...)

Rotation tracking of genome-processing enzymes using DNA origami rotors

mercredi 17 juillet 2019 par Pallav Kosuri, Benjamin D. Altheimer, Mingjie Dai, Peng Yin, Xiaowei Zhuang
Nature, Published online: 17 July 2019; doi:10.1038/s41586-019-1397-7ORBIT (origami-rotor-based imaging and tracking) is used to track the DNA rotation that results from DNA unwinding by RecBCD helicase and transcription by RNAP at a single-molecule scale and millisecond time (...)

Vaping might help cigarette smokers cut back — but there’s a hitch

mercredi 17 juillet 2019
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02199-ySmokers who used e-cigarettes consumed fewer of the traditional version than those who did not.

Infection triggers symptoms similar to those of Parkinson’s disease in mice lacking PINK1 protein

mercredi 17 juillet 2019 par Mary K. Herrick, Malú G. Tansey
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02094-6In mice lacking a protein genetically linked to Parkinson’s disease, an autoimmune response to gut infection compromises the function of dopamine-producing neurons and leads to transient movement (...)

Podcast: Quantum logic gates in silicon, and moving on from lab disasters

mercredi 17 juillet 2019
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02205-3Hear the latest science, with Shamini Bundell and Nick Howe.

Daily briefing: A carbon-neutral Europe by 2050

mercredi 17 juillet 2019 par Flora Graham
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02216-0The new president of the European Commission is set to announce a European Green Deal, the space station uncovers a thunderstorm mystery and Brazil’s scientists begin to recover from a scientific (...)

Tiger mosquitoes tackled in a trial

mercredi 17 juillet 2019 par Peter A. Armbruster
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02000-0A fresh approach to suppressing the Asian tiger mosquito, a highly invasive species that transmits disease-causing viruses, has been used to nearly eradicate these insects from two test sites in (...)

Space-station cameras reveal how thunderstorms trigger gamma-ray bursts

mercredi 17 juillet 2019 par Alexandra Witze
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02181-8Mysterious electrical flashes above storm clouds have long puzzled scientists.

Death as a human sacrifice awaited some travellers to a Mayan city

mercredi 17 juillet 2019
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02175-6People whose remains were consigned to a sinkhole in Mexico might have journeyed more than 1,000 kilometres to the site.

Ebola outbreak declared an international public-health emergency

mercredi 17 juillet 2019 par Amy Maxmen
Nature, Published online: 17 July 2019; doi:10.1038/d41586-019-02221-3The World Health Organization’s action could increase the resources available to fight year-old outbreak in the Democratic Republic of the Congo.

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