Our universe might be really, really big — but finite. Or it might be infinitely big. Both cases, says physicist Brian Greene, are possibilities, but if the latter is true, so is another posit: There ...

And so, one team of scientists are now running with the theory that it could be a sign of a wormhole linking our universe ...

While parallel universes are a staple of science fiction, there are some real scientific theories to support them. But if parallel universes do exist, could we ever travel to them? It certainly wouldn ...

Scientists have long pondered on one of the universe's greatest mysteries: Are we alone? They have searched the cosmos, but so far, there has been no sign of extraterrestrial life. Is it possible that ...

It’s one quantum leap for mankind. Parallel dimensions are no longer restricted to Marvel flicks. Google’s cutting-edge quantum chip Willow has prompted discussions among scientists about the ...

The detection of a cosmic signal of disconcerting brevity has perplexed astrophysicists. Its atypical form opens the door to interpretations that go beyond conventional frameworks. This ...

The universe is a strange, beautiful place—rich with possibilities and governed by the odd rules of quantum mechanics. One of the most mind-bending ideas from this realm is the many-worlds ...

It’s broadly agreed that the universe is constantly expanding. The why of it all, though, is a little more mysterious. Most researchers agree that dark energy is responsible for our universe’s ...

However, the diameter of the observable universe is said to be over 900 billion light-years, right? Oh yes, the Beijing Planetarium previously calculated it to be around 920 billion light-years. Just ...