How does the universe keep expanding because it has to expand into another space , so there must be another thing out – Search I'm a Scientist. Get me Out of Here!

Question: How does the universe keep expanding because it has to expand into another space , so there must be another thing out there right ?

Asked by on 25 Jun 2020.

Question: How does the universe keep expanding because it has to expand into another space , so there must be another thing out there right ?