Science
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![[:es]When should you end a conversation? Probably sooner than you think[:]](https://katedra.eus/app/uploads/2021/03/conversation_1280p.jpg)
[:es]When should you end a conversation? Probably sooner than you think[:]
[:es]While studying for his master’s degree at the University of Oxford, Adam Mastroianni confronted a fear common to many party goers: Would he get stuck in a conversation with no […]
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![[:es]The first organism to use oxygen may have appeared surprisingly early[:]](https://katedra.eus/app/uploads/2021/02/sky_1280p_0.jpg)
[:es]The first organism to use oxygen may have appeared surprisingly early[:]
[:es]The first organisms to “breathe” oxygen—or at least use it—appeared 3.1 billion years ago, according to a new genetic analysis of dozens of families of microbes. The find is surprising […]
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![[:es]How fairy circles form in Shanghai’s salt marshes[:]](https://katedra.eus/app/uploads/2021/02/021921-fairy-circles-thumbnail-playbutton.png)
[:es]How fairy circles form in Shanghai’s salt marshes[:]
[:es]Dry areas of Namibia and Australia are well known for their fairy circles—barren rings that dot grasslands and are thought to result from termites and water scarcity. But moist regions […]
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![[:es]Humble dung beetles may be ideal DNA detectors for animal surveys[:]](https://katedra.eus/app/uploads/2021/02/beetle_1280p_0.jpg)
[:es]Humble dung beetles may be ideal DNA detectors for animal surveys[:]
[:es]Biologists wanting to identify the resident creatures of a location, be it nearby woods or a distant mountainside, could soon have new assistants to help them vacuum up a surrounding’s […]
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![[:es]Mammoth molars yield the oldest DNA ever sequenced[:]](https://katedra.eus/app/uploads/2021/02/mammoth_1280p.jpg)
[:es]Mammoth molars yield the oldest DNA ever sequenced[:]
[:es]A genetic analysis of long-extinct Siberian mammoths has nearly doubled the record for the oldest DNA yet sequenced. The genetic material, from a creature that roamed frozen lands some 1.2 […]
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![[:es]Hopes evaporate for the superheavy element flerovium having a long life[:]](https://katedra.eus/app/uploads/2021/02/accelerator_1280p.jpg)
[:es]Hopes evaporate for the superheavy element flerovium having a long life[:]
[:es]For decades, nuclear physicists have blasted record-breaking superheavy elements into existence, extending the periodic table step by step beyond uranium, the heaviest natural element. Such heavyweights tend to be unstable, […]
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![[:es]The race to treat a rare, fatal syndrome may help others with common disorders like diabetes[:]](https://katedra.eus/app/uploads/2021/02/ca_0212_Wolfram_wolframSyndromeER_highres.jpg)
[:es]The race to treat a rare, fatal syndrome may help others with common disorders like diabetes[:]
[:es]Maureen Marshall-Doss says the first sign that her vision was deteriorating came when she misidentified the color of a dress. At a backyard get-together about 20 years ago, the Indianapolis […]
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![[:es]Prozac turns guppies into ‘zombies’[:]](https://katedra.eus/app/uploads/2021/02/pills_1280p_1.jpg)
[:es]Prozac turns guppies into ‘zombies’[:]
[:es]Prozac might need a new warning label: “Caution: This antidepressant may turn fish into zombies.”[:]
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![[:es]Mutant zebrafish with extra fin bones may hold clues to how the first animals walked on land[:]](https://katedra.eus/app/uploads/2021/02/fish_1280p_0.jpg)
[:es]Mutant zebrafish with extra fin bones may hold clues to how the first animals walked on land[:]
[:es]Almost 700 years ago, a Dutch naturalist envisioned a fish with arms that would enable it to climb out of the water, setting the stage for terrestrial life. Now, it […]
