The question of the origin of the matter in the universe is no longer thought to be beyond the range of science.
ALAN GUTHSpace is certainly something more complicated than the average person would probably realize.
More Alan Guth Quotes
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It is really only a theory of the aftermath of a bang.
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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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Everything can be created from nothing.
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The Big Bang theory says nothing about what banged.
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It is fair to say that the universe is the ultimate free lunch.
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The recent developments in cosmology strongly suggest that the universe may be the ultimate free lunch.
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Why it banged, or what happened before it banged.
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In the context of general relativity, space almost is a substance.
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It’s actually safe to create a universe in your basement.
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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’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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Space is not just an empty background in which things happen.
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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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But most models of inflation do lead to a multiverse.
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Space is certainly something more complicated than the average person would probably realize.
ALAN GUTH