Nature News
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![[:es]Universal assembly instructions for the placenta[:]](https://katedra.eus/app/uploads/2020/10/d41586-020-02914-0_18487092.png)
[:es]Universal assembly instructions for the placenta[:]
[:es] Our understanding of how mammalian embryos develop is based largely on mice. A study now reveals striking similarities and intriguing differences between mouse, cow and human embryos. [:]
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![[:es]Face masks: what the data say[:]](https://katedra.eus/app/uploads/2020/10/d41586-020-02801-8_18428360.jpg)
[:es]Face masks: what the data say[:]
[:es] The science supports that face coverings save lives, and yet the debate trundles on. How much evidence is enough? [:]
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![[:es]Last chance for WIMPs: physicists launch all-out hunt for dark-matter candidate[:]](https://katedra.eus/app/uploads/2020/10/d41586-020-02741-3_18437496.jpg)
[:es]Last chance for WIMPs: physicists launch all-out hunt for dark-matter candidate[:]
[:es] Researchers have spent decades searching for the elusive particles — a final generation of detectors should leave them no place to hide. [:]
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![[:es]Alexa, do I have COVID-19?[:]](https://katedra.eus/app/uploads/2020/10/d41586-020-02732-4_18423250.jpg)
[:es]Alexa, do I have COVID-19?[:]
[:es] Researchers are exploring ways to use people’s voices to diagnose coronavirus infections, dementia, depression and much more. [:]
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![[:es]Water on Mars: discovery of three buried lakes intrigues scientists[:]](https://katedra.eus/app/uploads/2020/09/d41586-020-02751-1_18423590.jpg)
[:es]Water on Mars: discovery of three buried lakes intrigues scientists[:]
[:es] Researchers say they have detected a group of lakes hidden under the red planet’s icy surface. [:]
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![[:es]‘Apocalyptic’ fires are ravaging the world’s largest tropical wetland[:]](https://katedra.eus/app/uploads/2020/09/d41586-020-02716-4_18404590.jpg)
[:es]‘Apocalyptic’ fires are ravaging the world’s largest tropical wetland[:]
[:es] Infernos in South America’s Pantanal region have burnt twice the area of California’s fires this year. Researchers fear the rare ecosystem will never recover. [:]
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![[:es]Scientists use big data to sway elections and predict riots — welcome to the 1960s[:]](https://katedra.eus/app/uploads/2020/09/d41586-020-02607-8_18365338.jpg)
[:es]Scientists use big data to sway elections and predict riots — welcome to the 1960s[:]
[:es] A cold-war-era corporation targeted voters and presaged many of today’s big-data controversies. [:]
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![[:es]Vaccines — lessons from three centuries of protest[:]](https://katedra.eus/app/uploads/2020/09/d41586-020-02671-0_18386382.jpg)
[:es]Vaccines — lessons from three centuries of protest[:]
[:es] Immunization has always been a proxy for wider fears about social control, a history reminds us[:]
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![[:es]Microscopy illuminates charcoal’s sketchy origins[:]](https://katedra.eus/app/uploads/2020/09/d41586-020-02672-z_18388894.jpg)
[:es]Microscopy illuminates charcoal’s sketchy origins[:]
[:es] A large volume of charcoal sold in Europe comes from tropical forests and is often incorrectly labelled, raising questions about whether it was logged illegally. [:]