If we run the movie of our universe backwards, we know that there was a Big Bang in our past, and we might even hear the cacophonous sound of it, but was our Big Bang the only Big Bang?
Dacă derulăm înapoi filmul Universului, ştiind că a existat un Big Bang în trecut, am putea auzi sunetul din haos. Dar a fost acest Bing Bang singurul Big Bang?