For more than two years, astronomers have been puzzled by a mysterious discovery from the ancient universe — hundreds of objects known as “little red dots” so far away the light had to travel billions of years to become visible to…
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World’s Oldest Host-Associated Microbial DNA Obtained from Ancient Mammoth Remains
In a new study, scientists analyzed ancient microbial DNA from 483 mammoth remains spanning over 1 million years, including 440 newly-sequenced and unpublished samples from a 1.1-million-year-old steppe mammoth. Using metagenomic screening,…
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A smell test for science — Harvard Gazette
One of the more baffling COVID symptoms is the loss of the sense of smell, which can persist long after the virus fades. According to research from Mass Eye and Ear, more than 20 million COVID patients lost smell or taste in 2021 alone. Roughly…
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How to Measure the Universe
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Units span the gap between math and reality, between platonic ideals and…
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The Trouble with Falling in Love While Studying Physics
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It’s quite distracting to fall in love while studying physics. I speak from…
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#IJCAI2025 distinguished paper: Combining MORL with restraining bolts to learn normative behaviour
Image provided by the authors – generated using Gemini.
For many of us, artificial intelligence (AI) has become part of everyday life, and the rate at which we assign previously human roles to…
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Scientists watch an atomic nucleus flip in real time
Researchers from Delft University of Technology in The Netherlands have been able to see the magnetic nucleus of an atom switch back and forth in real time. They read out the nuclear ‘spin’ via the electrons in the same atom through the needle of…
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Scientists create biodegradable plastic stronger than PET
The PET-alternative PDCA is biodegradable and has superior physical properties. A Kobe University team of bioengineers engineered E. coli bacteria to produce the compound from glucose at unprecedented levels and without byproducts — and opened…
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Venice’s iconic winged lion statue originated in ancient China
Venice’s famous bronze statue of a winged lion, which stands atop a pedestal in St. Mark’s Square, took an intercontinental trip to Italy.
This symbol of medieval Venetian statehood started out as a tomb guardian sculpture in…
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A simple metal could solve the world’s plastic recycling problem
The future of plastic recycling may soon get much less complicated, frustrating and tedious.
In a new study, Northwestern University chemists have introduced a new plastic upcycling process that can drastically reduce — or perhaps even fully…
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