We believe the universe as we know it began at the moment of the “Big Bang” almost 14 billion years ago. But what’s going to happen to it in the far future? Will the universe last forever, or will it someday recollapse into a “Big Crunch”? Learn about what each of those scenarios would look like, and what it would take for us to someday figure out which is actually going to happen.
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"Big bounce" image by Ævar Arnfjörð Bjarmason, Creative Commons License CC-BY-SA-2.0