Ask Ethan: Could evolving dark energy lead to a Big Crunch?
Current observations suggest dark energy may be evolving and possibly weakening, which reopens the previously discarded possibility of a future Big Crunch.
'Death date' of the universe is sooner than previously believed
Researchers predict that the universe will reach its 'death date' at 33.3 billion years old, with approximately 19 billion years remaining before a Big Crunch occurs.