Quanta
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![[:es]How to Find Rational Points Like Your Job Depends on It[:]](https://katedra.eus/app/uploads/2021/07/Slopes_2880_lede-scaled.jpg)
[:es]How to Find Rational Points Like Your Job Depends on It[:]
Using high school algebra and geometry, and knowing just one rational point on a circle or elliptic curve, we can locate infinitely many others.
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![[:es]Plasmid, Virus or Other? DNA ‘Borgs’ Blur Boundaries.[:]](https://katedra.eus/app/uploads/2021/07/Borgs_2880x1620_Lede-scaled.jpg)
[:es]Plasmid, Virus or Other? DNA ‘Borgs’ Blur Boundaries.[:]
Scientists have reported large DNA structures in some archaea that defy easy categorization.
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![[:es]New Shape Opens ‘Wormhole’ Between Numbers and Geometry[:]](https://katedra.eus/app/uploads/2021/07/Langlands_lede_2560.jpg)
[:es]New Shape Opens ‘Wormhole’ Between Numbers and Geometry[:]
Laurent Fargues and Peter Scholze have found a new, more powerful way of connecting number theory and geometry as part of the sweeping Langlands program.
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![[:es]How Many Numbers Exist? Infinity Proof Moves Math Closer to an Answer.[:]](https://katedra.eus/app/uploads/2021/07/Infinity-Tower_Lede_2880-scaled.jpg)
[:es]How Many Numbers Exist? Infinity Proof Moves Math Closer to an Answer.[:]
For 50 years, mathematicians have believed that the total number of real numbers is unknowable. A new proof suggests otherwise.
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![[:es]DNA Has Four Bases. Some Viruses Swap in a Fifth.[:]](https://katedra.eus/app/uploads/2021/07/Alt-DNA_2880x1620_Lede-scaled.jpg)
[:es]DNA Has Four Bases. Some Viruses Swap in a Fifth.[:]
The DNA of some viruses doesn’t use the same four nucleotide bases found in all other life. New work shows how this exception is possible and hints that it could […]
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![[:es]Mathematicians Prove Symmetry of Phase Transitions[:]](https://katedra.eus/app/uploads/2021/07/Percolation_Lede_op.jpg)
[:es]Mathematicians Prove Symmetry of Phase Transitions[:]
A group of mathematicians has shown that at critical moments, a symmetry called rotational invariance is a universal property across many physical systems.
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![[:es]Neurons Unexpectedly Encode Information in the Timing of Their Firing[:]](https://katedra.eus/app/uploads/2021/07/Neuron-Coding_2880x1620_Lede-scaled.jpg)
[:es]Neurons Unexpectedly Encode Information in the Timing of Their Firing[:]
A temporal pattern of activity observed in human brains for the first time may explain how we can learn so quickly.
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![[:es]How Long COVID Keeps Us Sick[:]](https://katedra.eus/app/uploads/2021/07/Seasons_Covid_2880x1620_Lede-scaled.jpg)
[:es]How Long COVID Keeps Us Sick[:]
Other diseases with long-term symptoms can help us understand how COVID can affect us long after the virus itself is gone.
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![[:es]Brighter Than a Billion Billion Suns: Gamma-Ray Bursts Continue to Surprise[:]](https://katedra.eus/app/uploads/2021/07/RGB_2880x1620_Lede-scaled.jpg)
[:es]Brighter Than a Billion Billion Suns: Gamma-Ray Bursts Continue to Surprise[:]
These ultrabright flashes have recently been tracked for days, upending ideas about the cataclysms that create them.
