Science now tackles a question once left to dreamers: what came before the Big Bang? New answers suggest a universe existed prior to ours, flipping old ideas about the cosmos upside down. Researchers are piecing together evidence that challenges everything we thought we knew about beginnings. Imagine if our universe is just one chapter in a much longer story, stretching back beyond what we can fathom. {{bigthink}}
Science now tackles a question once left to dreamers: what came before the Big Bang? New answers suggest a universe existed prior to ours, flipping old ideas...