Why it banged, or what happened before it banged.
ALAN GUTHIt can bend and twist and stretch, and probably the best way to think about space is to just kind of imagine a big piece of rubber that you can pull and twist and bend.
More Alan Guth Quotes
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It is really only a theory of the aftermath of a bang.
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Everything can be created from nothing.
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The recent developments in cosmology strongly suggest that the universe may be the ultimate free lunch.
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It’s hard to build models of inflation that don’t lead to a multiverse. It’s not impossible, so I think there’s still certainly research that needs to be done.
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And evidence for inflation will be pushing us in the direction of taking [the idea of a] multiverse seriously.
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It is fair to say that the universe is the ultimate free lunch.
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In the context of general relativity, space almost is a substance.
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Despite its name, the big bang theory is not really a theory of a bang at all.
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Space is not just an empty background in which things happen.
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The question of the origin of the matter in the universe is no longer thought to be beyond the range of science.
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The Big Bang theory says nothing about what banged.
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It can bend and twist and stretch, and probably the best way to think about space is to just kind of imagine a big piece of rubber that you can pull and twist and bend.
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Space is certainly something more complicated than the average person would probably realize.
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It’s actually safe to create a universe in your basement.
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But most models of inflation do lead to a multiverse.
ALAN GUTH