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Controversial paper claims satellite 'megaconstellations' like SpaceX's could weaken Earth's magnetic field and cause 'atmospheric stripping.' Should we be worried?

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Do goldfish really have a 3-second memory?

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Ancient Greeks Built an Eclipse-Predicting 'Computer' 2,000 Years Ago

When explorers looked through the wreckage, they found a shoe-box-size contraption covered with dials and filled with about 30 gears made of bronze. Though the mysterious object had fragmented into ...
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Massive Martian 'dust devil' filmed by NASA's Perseverance rover is 5 times taller than the Empire State Building

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2,500-year-old 'primitive prosthetic' found on jaw of mummified Scythian woman who survived complex jaw surgery

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'We can no longer ignore diseases in the deep human past': Malaria influenced early humans' migrations across Africa, study suggests

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The sun just experienced its first 'spotless days' in 4 years — but we're not in the clear yet

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Risk of death from pregnancy in the US is 44 times higher than that from abortion, new analysis reveals

Health Reproductive Health Risk of death from pregnancy in the US is 44 times higher than that from abortion, new analysis reveals A figure commonly used to compare the risk of death from pregnancy ...
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Chinese satellite with robotic 'octopus arm' passes key refueling test in orbit — making longer-lived space assets more likely

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Astronomers detect first 'radio signal' from interstellar comet 3I/ATLAS — but it wasn't aliens

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