The Big Bounce Theory compares the cosmos to a dance that momentarily loses its rhythm, enters a trance, and then starts over with an encore. It implies that the expansion and contraction of the universe occur in an endless loop.
The Big Bounce hypothesis is a cosmological hypothesis that contends that the expansion and contraction of the universe occur in cycles. According to this hypothesis, there are numerous worlds that have been in the past and will exist in the future in addition to the current observable reality. These universes are believed to expand to their maximum size, reach a condition of great density, and then contract again, beginning a new cycle of expansion and contraction. This cycle is infinitely repeating, with a "bounce" occurring between each phase.
The Big Bounce theory is intriguing because it offers an alternative to the Big Bang theory, which suggests that the universe originated from an intense explosion once. According to the Big Bounce hypothesis, there is a never-ending cycle of cosmic evolution that involves the cosmos experiencing a succession of births, deaths, and rebirths. As a means of addressing some of the open issues and difficulties in our comprehension of the universe's beginnings and ultimate destiny, it has attracted interest among cosmologists and physicists.