Nature News
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![[:es]COVID variants found in sewage weeks before showing up in tests[:]](https://katedra.eus/app/uploads/2022/05/png-3-5.png)
[:es]COVID variants found in sewage weeks before showing up in tests[:]
[:es] A technique that detects coronavirus strains circulating in a community could become an early-warning system. [:]
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![[:es]Ukrainian mathematician becomes second woman to win field’s top prize[:]](https://katedra.eus/app/uploads/2021/10/PNG-3-2.png)
[:es]Ukrainian mathematician becomes second woman to win field’s top prize[:]
[:es] Maryna Viazovska, who works on the geometry of spheres, is one of four winners of this year’s Fields Medals. [:]
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![[:es]Rare ‘triple’ La Niña climate event looks likely — what does the future hold?[:]](https://katedra.eus/app/uploads/2022/06/png-1-19.png)
[:es]Rare ‘triple’ La Niña climate event looks likely — what does the future hold?[:]
[:es] Meteorologists are forecasting a third consecutive year of La Niña. Some researchers say similar conditions could become more common as the planet warms. [:]
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![[:es]Largest bacterium ever found is surprisingly complex[:]](https://katedra.eus/app/uploads/2022/06/png-2-17.png)
[:es]Largest bacterium ever found is surprisingly complex[:]
[:es] ‘Microorganism’ is a misnomer when it comes to centimetre-long Thiomargarita magnifica. [:]
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![[:es]How months-long COVID infections could seed dangerous new variants[:]](https://katedra.eus/app/uploads/2021/10/png-1-12.png)
[:es]How months-long COVID infections could seed dangerous new variants[:]
[:es] Tracking SARS-CoV-2 evolution during persistent cases provides insight into the origins of Omicron and other global variants. What can scientists do with this knowledge? [:]
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![[:es]Mega-map of Milky Way adds depth to stars’ motions[:]](https://katedra.eus/app/uploads/2021/07/png-1-9.png)
[:es]Mega-map of Milky Way adds depth to stars’ motions[:]
[:es] The European Gaia mission’s ever-improving catalogue has become astronomers’ standard reference for the Galaxy. [:]
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![[:es]One tree or two? Genes confirm Iban traditional knowledge in Borneo[:]](https://katedra.eus/app/uploads/2022/06/d41586-022-01577-3_23124638.jpg)
[:es]One tree or two? Genes confirm Iban traditional knowledge in Borneo[:]
[:es] Words in the languages of the Iban and Dusun people are the tip-off that a tree given a single scientific name is actually two species. [:]
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![[:es]NASA’s Perseverance rover begins key search for life on Mars[:]](https://katedra.eus/app/uploads/2020/04/PNG-2-3.png)
[:es]NASA’s Perseverance rover begins key search for life on Mars[:]
[:es] Rolling up an ancient river delta in Jezero Crater, the rover starts crucial rock sampling. [:]
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![[:es]Guardians of the brain: how a special immune system protects our grey matter[:]](https://katedra.eus/app/uploads/2023/10/png-2.png)
[:es]Guardians of the brain: how a special immune system protects our grey matter[:]
[:es] The nervous and immune systems are tightly intertwined. Deciphering their chatter might help address many brain disorders and diseases. [:]