A ‘Big Bounce’ requires a recollapsing phase (i.e., a Big Crunch) followed by an expanding phase (which looks like a new Big Bang). (E. SIEGEL, DERIVATIVE FROM ÆVAR ARNFJÖRÐ BJARMASON)

Ask Ethan: If The Universe Ends In A Big Crunch, Will All Of Space Recollapse?

Our future fate is likely already determined. If we end in a Big Crunch, what does that mean?

The ultimate fate of the Universe is one of the biggest existential questions we can ask. Given that our Universe has been around for billions of years since the Big Bang, is…