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[:es]Why Do Matter Particles Come in Threes? A Physics Titan Weighs In.[:]

Three progressively heavier copies of each type of matter particle exist, and no one knows why. A new paper by Steven Weinberg takes a stab at explaining the pattern.
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[:es]Billion-Year-Old Algae and Newer Genes Hint at Land Plants’ Origin[:]

A recently unearthed fossil and new genomic discoveries are filling important gaps in scientists’ understanding of how primitive green algae eventually evolved into land vegetation.
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[:es]Nature Versus Nurture? Add ‘Noise’ to the Debate.[:]

We give our genes and our environment all the credit for making us who we are. But random noise during development might be a deciding factor, too.
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[:es]Sudden Ancient Global Warming Event Traced to Magma Flood[:]

A study has cemented the link between an intense global warming episode 56 million years ago and volcanism in the North Atlantic, with implications for modern climate change.
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Axions Would Solve Another Major Problem in Physics

In a new paper, physicists argue that hypothetical particles called axions could explain why the universe isn’t empty.
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[:es]Ideal Glass Would Explain Why Glass Exists at All[:]

Glass is anything that’s rigid like a crystal, yet made of disordered molecules like a liquid. To understand why it exists, researchers are attempting to create the perfect, still-hypothetical “ideal […]
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[:es]Machine Learning Takes On Antibiotic Resistance[:]

To combat resistant bacteria and refill the trickling antibiotic pipeline, scientists are getting help from deep learning networks.
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[:es]Landmark Computer Science Proof Cascades Through Physics and Math[:]

Computer scientists established a new boundary on computationally verifiable knowledge. In doing so, they solved major open problems in quantum mechanics and pure mathematics.
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[:es]New Wrinkle Added to Cosmology’s Hubble Crisis[:]

A problem confronts cosmology: Two independent measurements of the universe’s expansion give incompatible answers. Now a third method, advanced by an astronomy pioneer, appears to bridge the divide.