“It all started with the big bang,” they say, and from there humanity has built a rough timeline of the events that led us to today. But what about before the big bang? You rarely hear ...

Remarkably, scientists suspect this mysterious material may have existed even before the Big Bang. In the 1930s, researchers first noticed oddities in how galaxies moved, suggesting something ...

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 ...

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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 ...