Nature

Many communities in Iran depend on wells for water, and are threatened by the rapid fall in the nation’s groundwater table. Credit: Mohsen Maghrebi Water resources 16 June 2021 Iran is draining its aquifers dry Wells are proliferating, but data from across the country show that groundwater extraction is falling. Share on Twitter Share on
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The Earth has finally achieved famous recognition for its fifth ocean, with a decision by the National Geographic Society to include the Southern Ocean around Antarctica to the four it already acknowledges: the Atlantic, Pacific, Indian, and Arctic oceans. (Photo : Getty Images) Identifying the Southern Ocean as the Fifth Ocean  Although the designation of
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Centre for Human Genetics, College of Medicine and Health Sciences, University of Rwanda, Kigali, Rwanda Leon Mutesa, Yvan Butera, Jacob Souopgui, Annette Uwineza & Robert Rutayisire Rwanda Joint Task Force COVID-19, Rwanda Biomedical Centre, Ministry of Health, Kigali, Rwanda Leon Mutesa, Pacifique Ndishimye, Yvan Butera, Jacob Souopgui, Annette Uwineza, Robert Rutayisire, Ella Larissa Ndoricimpaye, Emile Musoni, Nadine Rujeni, Thierry Nyatanyi, Edouard Ntagwabira, Muhammed Semakula, Clarisse Musanabaganwa, Daniel Nyamwasa, Maurice Ndashimye, Ivan Emile Mwikarago, Claude Mambo Muvunyi, Jean
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Arizona, Nevada, California, and Utah experience extreme heat, worsening drought, and increased risk of wildfires. (Photo : Getty Images) Temperatures Across the US South-west   Dangerously hot temperatures across the US south-west will keep increasing this week, getting to higher than 49C (120F) in some regions, aggravating the area’s already-dire drought conditions and boosting the risk
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The mangrove killifish is a quicker study after spending bouts of time in air, experiments show. Credit: Pally/Alamy Physiology 15 June 2021 Amphibious fish get smart — by working out on land Fish navigate mazes more quickly and efficiently after a regimen of jumping about on a solid surface. Share on Twitter Share on Twitter
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CORRESPONDENCE 15 June 2021 Don’t abandon 14-day limit on embryo research, it makes sense Ronald M. Green  ORCID: http://orcid.org/0000-0003-2844-6007 0 , Michael D. West  ORCID: http://orcid.org/0000-0002-4842-5468 1 & Leonard Hayflick  ORCID: http://orcid.org/0000-0003-1831-844X 2 Ronald M. Green Dartmouth College, Hanover, New Hampshire, USA. View author publications You can also search for this author in PubMed  Google
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CORRESPONDENCE 15 June 2021 Concern over use of the term Z-DNA Alan Herbert  ORCID: http://orcid.org/0000-0002-0093-1572 0 , Andrew H.-J. Wang  ORCID: http://orcid.org/0000-0002-0016-5337 1 , Thomas M. Jovin  ORCID: http://orcid.org/0000-0001-7293-5081 2 , Edward S. Mocarski  ORCID: http://orcid.org/0000-0002-8362-9490 3 , Manolis Pasparakis  ORCID: http://orcid.org/0000-0002-9870-0966 4 & Karen M. Vasquez  ORCID: http://orcid.org/0000-0002-6958-5073 5 Alan Herbert InsideOutBio, Charlestown, Massachusetts,
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Paleontologists from the Institute of Vertebrate Paleontology and Paleoanthropology (IVPP) of the Chinese Academy of Sciences recently discovered two new species of ancient animals that had lived in now northeastern China from 120 million years ago. The two species were said to be distantly related and has evolved their ‘digging traits’ independently. They were both
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NEWS 14 June 2021 Journal closure leads to dip in papers’ citations Findings hint at the importance of journal prestige for researchers referencing others’ work. Holly Else Holly Else View author publications You can also search for this author in PubMed  Google Scholar Share on Twitter Share on Twitter Share on Facebook Share on Facebook
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NEWS 11 June 2021 Massive science-funding bill passes US Senate — but China focus worries researchers Scientists praise the budget boost slated for the National Science Foundation, but worry the legislation could dampen international collaborations. Ariana Remmel Ariana Remmel View author publications You can also search for this author in PubMed  Google Scholar Share on
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CAREER COLUMN 11 June 2021 Six mentoring tips as we enter year two of COVID As the world recovers, students still need help to get back on track, say Ruth Gotian and Christine Pfund. Ruth Gotian 0 Ruth Gotian Ruth Gotian is the chief learning officer and assistant professor of education in anaesthesiology at Weill
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NATURE PODCAST 11 June 2021 Coronapod: counting the cost of long COVID How measuring case numbers and deaths overlooks the cost of disability caused by COVID Noah Baker & Sara Abdulla Noah Baker View author publications You can also search for this author in PubMed  Google Scholar Sara Abdulla View author publications You can also
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How do the blackest fish in the sea suddenly disappear? Many have tried to pictures of these ultra-black fishes, and only ended up taking a picture of the creature’s silhouette. In the darkness of the ocean, even surrounded by light, they literally disappear. This certain “ultra-black” creature is known as the Pacific blackdragon, and its ”ultra-blackness”
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A portal can be rendered invisible with the help of an artificial material. Credit: Getty Optics and photonics 11 June 2021 Not just sorcery: scientists build an invisible portal ‘Superscattering’ material is used to construct a mini-doorway that is invisible in the microwave portion of the spectrum. Share on Twitter Share on Twitter Share on
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Downtown Salt Lake City, Utah, could sustain serious damage in a relatively small earthquake. Credit: Aerial Archives/Alamy Seismology 11 June 2021 A small earthquake could pose a big risk to a US city The structure of faults beneath Salt Lake City, Utah, shows how the ground could liquefy during a shaking. Share on Twitter Share
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1. Ning, Z. et al. Quantum-dot-in-perovskite solids. Nature 523, 324–328 (2015). ADS  CAS  Article  Google Scholar  2. Deng, Y.-H. Perovskite decomposition and missing crystal planes in HRTEM. Nature https://doi.org/10.1038/s41586-021-03423-4 (2021). 3. Chen, S. et al. Atomic scale insights into structure instability and decomposition pathway of methylammonium lead iodide perovskite. Nat. Commun. 9, 4807 (2018). ADS 
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1. Ning, Z. et al. Quantum-dot-in-perovskite solids. Nature 523, 324–328 (2015). ADS  CAS  Article  Google Scholar  2. Zhu, Y. et al. Direct atomic scale characterization of the surface structure and planar defects in the organic-inorganic hybrid CH3NH3PbI3 by cryo-TEM. Nano Energy 73, 104820 (2020). CAS  Article  Google Scholar  3. Pham, H. T. et al. Insights
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BOOK REVIEW 09 June 2021 Managing the ‘dataome’, medical misogyny, and the problem with palm oil: Books in brief Andrew Robinson and Sara Abdulla review five of the week’s best science picks. Andrew Robinson 0 & Sara Abdulla Andrew Robinson Andrew Robinson’s many books include Lost Languages: The Enigma of the World’s Undeciphered Scripts and
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NEWS AND VIEWS 08 June 2021 From the archive Nature’s pages feature a book about mammals in 1971, and discuss obtaining scientific publications from abroad in 1921. Share on Twitter Share on Twitter Share on Facebook Share on Facebook Share via E-Mail Share via E-Mail 50 Years Ago Life of Mammals by L. Harrison Matthews
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CORRESPONDENCE 08 June 2021 Chilean polymath Humberto Maturana remembered Francisco J. Parada 0 , Alejandra Rossi 1 & Daniel Rojas-Líbano 2 Francisco J. Parada Diego Portales University, Santiago, Chile. View author publications You can also search for this author in PubMed  Google Scholar Alejandra Rossi Diego Portales University, Santiago, Chile. View author publications You can
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CAREER NEWS 07 June 2021 Feedback needed: take our salary and job-satisfaction survey Nature’s in-depth study of scientists’ troubles and triumphs will help us to identify and address barriers to research careers. Chris Woolston 0 Chris Woolston Chris Woolston is a freelance journalist in Billings, Montana. View author publications You can also search for this
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Download PDF I have been training astronauts at the European Space Agency (ESA) since 1992, when I was a computer engineer teaching them about information technology. I gradually took on more types of training, and have helped to design prospective human missions to Mars as well as missions to explore lunar caves. This picture was
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