ELI5: How can the universe be "infinitely big" yet have a measurable "finite age" and the velocity arc of the 'expanding' universe not be some known rate? Such that we can estimate the actual farthest distance.
And WHAT THE HECK is the universe 'expanding into'?
The answers to these questions make me dubious on tiny-human understanding of the nature of reality.
And WHAT THE HECK is the universe 'expanding into'?
The answers to these questions make me dubious on tiny-human understanding of the nature of reality.
Mechanical Elves, anyone?