Does the Universe expand by stretching or creating space?(bigthink.com)

11 pointsby pokolovsky2 anni fa3 comments

https://bigthink.com/starts-with-a-bang/universe-expand-stretching-creating-space/

4 comments

Neither. It expands by creating mass.

Why not? Everything else in the universe has a tendency to self-assemble.

[deleted]2 anni fa