Nature News
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![[:es]Trove of CRISPR-like gene-cutting enzymes found in microbes[:]](https://katedra.eus/app/uploads/2021/09/d41586-021-02461-2_19642728.jpg)
[:es]Trove of CRISPR-like gene-cutting enzymes found in microbes[:]
The search for a CRISPR enzyme’s ancestors has revealed more than one million potential genome-editing tools.
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![[:es]Most fossil-fuel reserves must remain untapped to hit 1.5 °C warming goal[:]](https://katedra.eus/app/uploads/2021/09/d41586-021-02444-3_19638230.jpg)
[:es]Most fossil-fuel reserves must remain untapped to hit 1.5 °C warming goal[:]
Modelling suggests that many planned coal, oil and gas extraction projects will not be viable if the world hopes to achieve climate targets.
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![[:es]What’s next for lab-grown human embryos?[:]](https://katedra.eus/app/uploads/2021/09/d41586-021-02343-7_19600658.jpg)
[:es]What’s next for lab-grown human embryos?[:]
Researchers are now permitted to grow human embryos in the lab for longer than 14 days. Here’s what they could learn.
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![[:es]Australia’s cane toads evolved as cannibals with frightening speed[:]](https://katedra.eus/app/uploads/2021/09/d41586-021-02317-9_19590920.jpg)
[:es]Australia’s cane toads evolved as cannibals with frightening speed[:]
Study finds that the noxious pests have become so numerous, they’ve developed a taste for each other — as well as defences to ward off such attacks.
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![[:es]Water transformed into shiny, golden metal[:]](https://katedra.eus/app/uploads/2021/07/d41586-021-02065-w_19399070.jpg)
[:es]Water transformed into shiny, golden metal[:]
Electrons from a droplet of sodium and potassium turn water into a metallic material that conducts electricity.
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![[:es]Single chip tests thousands of enzyme mutations at once[:]](https://katedra.eus/app/uploads/2021/07/d41586-021-02034-3_19383230.jpg)
[:es]Single chip tests thousands of enzyme mutations at once[:]
The technique vastly speeds up understanding of how the proteins function and how to target drugs.
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![[:es]China’s space station is preparing to host 1,000 scientific experiments[:]](https://katedra.eus/app/uploads/2021/07/d41586-021-02018-3_19382518.jpg)
[:es]China’s space station is preparing to host 1,000 scientific experiments[:]
Researchers around the world are eagerly awaiting the completion of Tiangong, to study topics from dark matter and gravitational waves to the growth of cancer and pathogenic bacteria.
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![[:es]The vanishing neutrinos that could upend fundamental physics[:]](https://katedra.eus/app/uploads/2021/07/d41586-021-01955-3_19366648.jpg)
[:es]The vanishing neutrinos that could upend fundamental physics[:]
The search for exotic ‘Majorana’ particles that could solve a big antimatter mystery is ramping up around the world.
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![[:es]DeepMind’s AI for protein structure is coming to the masses[:]](https://katedra.eus/app/uploads/2021/07/d41586-021-01968-y_19363646.jpg)
[:es]DeepMind’s AI for protein structure is coming to the masses[:]
Machine-learning systems from the company and from a rival academic group are now open source and freely accessible.