How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...

Did light shine in the universe’s earliest moments, or was it hidden from view? While this question may seem simple at first, arecent article by Live Sciencereveals that the reality is far more ...

Nowadays, the dark of night is interspersed with the light of stars. But before the stars were born, did light shine at the beginning of the universe? The short answer is "no." But the long answer ...

The Big Bang is often described as the explosive birth of the universe—a singular moment when space, time and matter sprang into existence. But what if this was not the beginning at all? What if our ...