Nature News
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![[:es]When will the Amazon hit a tipping point?[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00508-4_17740514.jpg)
[:es]When will the Amazon hit a tipping point?[:]
[:es] Scientists say climate change, deforestation and fires could cause the world’s largest rainforest to dry out. The big question is how soon that might happen. [:]
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![[:es]Powerful antibiotics discovered using AI[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00018-3_17728252.jpg)
[:es]Powerful antibiotics discovered using AI[:]
[:es] Machine learning spots molecules that work even against ‘untreatable’ strains of bacteria. [:]
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![[:es]Is this Nefertiti’s tomb? Radar clues reignite debate over hidden chambers[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00465-y_17715034.jpg)
[:es]Is this Nefertiti’s tomb? Radar clues reignite debate over hidden chambers[:]
[:es] A new survey hints at a previously unknown space beyond Tutankhamun’s burial chamber. [:]
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![[:es]30 years of the iron hypothesis of ice ages[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00393-x_17713980.png)
[:es]30 years of the iron hypothesis of ice ages[:]
[:es] In 1990, an oceanographer who had never worked on climate science proposed that ice-age cooling has been amplified by increased concentrations of iron in the sea — and instigated […]
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![[:es]How peat could protect the planet[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00355-3_17668332.jpg)
[:es]How peat could protect the planet[:]
[:es] Across the globe, drained peatlands are emitting billions of tonnes of carbon dioxide each year. Scotland has emerged as a leader in efforts to restore bogs to health. [:]
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![[:es]Super-precise CRISPR tool enhanced by enzyme engineering[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00340-w_17663734.jpg)
[:es]Super-precise CRISPR tool enhanced by enzyme engineering[:]
[:es] Improvements to a method known as base editing could pave the way for safer gene therapies. [:]
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![[:es]Neurodegenerative diseases distinguished through protein-structure analysis[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00131-3_17590904.png)
[:es]Neurodegenerative diseases distinguished through protein-structure analysis[:]
[:es] Parkinson’s disease and multiple system atrophy involve the protein α-synuclein. Proof that aggregated α-synuclein adopts a different structure in each case suggests that its conformation underlies the distinct disorders. […]
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![[:es]Step aside CRISPR, RNA editing is taking off[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00272-5_17619238.jpg)
[:es]Step aside CRISPR, RNA editing is taking off[:]
[:es] Making changes to the molecular messengers that create proteins might offer flexible therapies for cancer, pain or high cholesterol, in addition to genetic disorders. [:]
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![[:es]Early climate models successfully predicted global warming[:]](https://katedra.eus/app/uploads/2020/02/d41586-020-00243-w_17600628.jpg)
[:es]Early climate models successfully predicted global warming[:]
[:es] Climate models published between 1970 and 2007 provided accurate forecasts of subsequently observed global surface warming. This finding shows the value of using global observations to vet climate models […]