A cosmic 'leaf blower': Light-propelled winds help explain early universe's bright galaxies
A surprising discovery by astronomers using the Hubble Space Telescope is challenging a leading explanation for how the early universe emerged from a dense fog of hydrogen roughly 13 billion years ago. Scientists once believed powerful winds from exploding stars helped radiation escape galaxies and clear that cosmic fog, but new observations reveal that these winds actually block radiation instead.
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- Hubble reveals a stunning twist in how the universe emerged from darkness.
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