Explosions of universe's first stars spewed powerful jets

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Instead of ballooning into spheres, as once thought, early supernovae ejected jets that may have seeded new stars.
via Science Daily
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A new filter to better map the dark universe

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To address messy measurements of the cosmic web that connects matter in the universe, researchers developed a way to improve the accuracy and clarity of these measurements based on the stretching of the universe's oldest light.
via Science Daily
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