Questions tagged [infinite]

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Why do scientists assume they can measure the shape of the universe if it is also widely believed to be infinite?

The shape of the universe is the question of whether the universe is flat, has a positive curvature or a negative one. More recently astronomers have compared radiation coming from extremely distant ...
1
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1answer
167 views

Why doesn't a singularity spin infinitely fast?

A question for a random reader passing through: because of the nature of things spinning faster when it gets smaller, wouldn't a singularity spin infinitely fast as it's infinitely small, if it has a ...
1
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1answer
89 views

Measuring the size and the geometry of Universe [closed]

When we would be able to tell with surety that universe is finite or infinite? How can we exactly determine the density of the universe so, that we compare it with critical density, in order to ...
3
votes
1answer
126 views

Universe becoming finite

If sometime in the distant future, the Universe stopped expanding, would this mean that the Universe was no longer infinite?