Caltech theoretical physicist Sean Carroll explores what existed before the Big Bang in his new book, "The Big Picture." Produced by Delano Samuels and Jessica Orwig Follow BI Video: On Twitter ...
The currently accepted model of the Big Bang begins, chronologically, at t = 0, a threshold defined as the very first instant of meaningful time as we experience it. Before that threshold ...
That burst of inflation in our universe is, of course, key evidence for our universe having emerged from a hot, dense point—the Big Bang. However, what happened before the Big Bang—and whether ...