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Astronomers have argued for long time, what it means that the universe is expanding. The observations...

Astronomers have argued for long time, what it means that the universe is expanding. The observations of redshift and supernova brightness all agree:galaxies that are further away from the Milky Way are moving away faster than than galaxies that are nearby us. But does this affect our lives on Earth? How does our knowledge of an expanding universe help us understand our place in the universe as people?

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genius_generous answered 1 year ago
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