Suppose the birth of the universe was not a definite start, but a cosmological rebound far within a black hole? This radical idea has been picking up steam as new theoretical research, spearheaded by ...

This story was provided by Live Science, a sister site of Space.com. For the first time, researchers have recreated the universe's first ever molecules by mimicking the conditions of the early ...

Is the universe infinite? It's one of the most profound questions we can ask, and here's the short answer: We don't know. While we have learned a great deal about the universe, a portion of the cosmos ...