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Scientific American

Anthropic warns AI may soon begin recursive self-improvement

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Astronauts take shelter on the International Space Station because of air leaks

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Report: FDA just launched a study on the abortion pill

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Planets aplenty may lurk around supermassive black holes

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How breast cancer screening can predict heart disease risk

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PCOS is now PMOS: What went behind renaming the common condition

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Trump invokes Defense Production Act to keep U.S. coal plants running

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Remote work is making Americans lonelier and sadder, new study suggests

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Bumblebees use tools to solve complex problems—despite not being trained to do so

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The Laetoli Footprints—the oldest hominin footprints ever found—are at risk of destruction

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A flesh-eating New World screwworm was just found in a Texas cow—here’s what to know

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Astronomers just solved a 50-year-old mystery about the Milky Way’s black hole

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Did we just see a primordial black hole at the Milky Way’s edge?

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Humans conquered the planet 300 times faster than genetic evolution can explain

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Search for alien technology on interstellar Comet 3I/ATLAS comes up empty

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White House reclassifies federal epidemiologists and other scientists from civil servants to ‘at-will’ hires

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Scientists just built a powerful AI computer worm that learns as it spreads

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Landmark pancreatic cancer treatment paves way for targeting other tricky tumors

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NASA’s Mars mission MAVEN is lost forever

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The reason why elevators feel slow—and the surprising math behind everyday life

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Edison may not have been the first to record the human voice, new evidence suggests

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Ötzi the murdered Iceman’s microbiome is still active

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U.S. science must innovate or die, National Academy of Sciences president says

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In a first, scientists transplanted both a pig liver and kidneys into a person who was brain-dead

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Microsoft’s upgraded Majorana quantum computing chip fizzles with physicists

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Sturgeon fish sex sounds like ‘thunder’

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Trump’s new AI executive order drastically shifts the administration’s stance on the tech

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Trump administration takes aim at crucial ocean monitoring network

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Mathematicians sign declaration to rein in AI use

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Questioning everything

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How Gödel numbers turn mathematical laws against themselves

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Trump’s psychedelics executive order could accelerate new treatments—even for children

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Hyperbaric oxygen therapy is being explored as a long COVID treatment. Here’s what the research shows

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Oldest cave art in the U.K. discovered inside Welsh cave

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How the war in Iran is affecting your dinner plate

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Andrew Scott talks about World War II, D-Day and weather forecasting for his new film Pressure

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Join the Scientific American Summer Reading Challenge

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China launches rival to SpaceX Falcon 9 with zero warning

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Hurricane season explained—and what to expect in 2026

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Scientists are racing to stop a type of Ebola we have no vaccine for

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These exotic particles could break physics

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Top U.S. science funder slows research grants to universities

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New protein-folding AI vastly expands on Alphafold's efforts

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NASA’s Hubble captures gorgeous new photo of a spiral galaxy as it wanders through the Virgo Cluster

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How the success of D-Day hinged on a weather forecast

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Why high-bandwidth memory is a bottleneck for AI chips

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Retatrutide results spark questions about how rapid weight loss affects the body

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Blue Origin’s New Glenn rocket explodes in massive fireball, imperiling NASA moon missions

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Europe’s deadly spring heat wave is obliterating temperature records

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How big can a galaxy get?

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