Do you have a specific scientist in mind??
It began to expand in size. There is a hole at that point in our knowledge of the early universe but without a doubt the universe began to expand.
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Yes, the universe expand.
what do scientist assume about the universe???
dark energy...anybody else having a super hard time in math? ya i am.
the universe can not be everything because there has to be space for it to expand into
They don't expand. There just leftover from the explosion of the universe.
It will continue to expand
Yes, a coasting universe will always expand. For more informaton read Edwin Hubble's Law.
it moves scientific knowledge forward
it keeps on expanding
Issac Newton