The universe we live in may not be the only one out there. In fact, our universe could be just one of an infinite number of universes making up a "multiverse." Though the concept may stretch ...

Imagine a universe where your life isn’t the only version of reality. Every decision you've ever made could exist in a parallel world, where you chose a different path, lived a different life ...

In the past, it was generally agreed upon that the Universe was either infinite in size and age, or that it was of finite size - with the dimension of time not coming about until the birth of the ...

Masu. The assumption that the universe is infinite and the fact that the universe continues to expand seem contradictory. However, expanding and being infinite are not contradictory.

Why is the night sky dark? This simple question, known as Olbers' paradox, has perplexed astronomers for centuries. In an ...

Two possibilities exist: either the Universe is finite and has a size, or it's infinite and goes on forever. Both possibilities have mind-bending implications. In another episode of Guide to Space ...

How is it possible for the universe to be infinite if it had a beginning, 13.7 billion years ago by most estimates? Wally Davis, Dayton, Ohio ...

According to string theory and cosmology, infinite universes may exist. According to string theory and cosmology, infinite universes may exist. NASA / ESA In another universe you might have become ...