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Scientific American

How Will Our Species Survive in an Ever-Expanding Universe?

11 Jul 2018, 14:00 UTC
How Will Our Species Survive in an Ever-Expanding Universe? NASA/JPL-Caltech

It might not seem like it, but the inhabitants of Earth are on the threshold of leaving the solar system. On cosmic timescales—measured in millions or even billions of years—it will be no time at all before our descendants begin to spread outward and across the Milky Way Galaxy. Unless technological progress is brought to a halt by some kind of major catastrophe, the era of our Earthly confinement is about to come to a close.

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