Relax, it’s only happening in theoretical physics—at least for now.

Add Yahoo as a preferred source to see more of our stories on Google. In a few billion years, the Milky Way and Andromeda, the nearest spiral galaxy, might collide. Future observers could be treated ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The Universe, now about 13.8 billion years old, will come to ...

Andromeda and the Milky Way merge. NASA; ESA; Z. Levay and R. van der Marel, STScI; T. Hallas; and A. Mellinger Share Curious Kids is a series for children of all ages. If you have a question you’d ...

Whether the universe will "end" at all is not certain, but all evidence suggests it will continue being humanity's cosmic home for a very, very long time. Our understanding of the future of the ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Whether the universe will “end” at all is not certain, but all evidence suggests it ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Whether the universe will "end" at all is not certain ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...