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Sean Carroll
The arrow of time could be "backwards" elsewhere in the multiverse. That's no stranger than a different direction of "down" in Australia.
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Michael Merrifield 22 Jun 15
Replying to @seanmcarroll
would a backwards person notice?
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Greg 22 Jun 15
Replying to @seanmcarroll
would that require a gradient of time arrows? Or could it be discontinuous?
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lord maruda rob ;) 22 Jun 15
Replying to @seanmcarroll
so one part universe be older and older and other younger and younger ;)
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Nathan Reed 22 Jun 15
Replying to @seanmcarroll
Could it be "sideways" as well as backward, given curved spacetime?
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Martin 22 Jun 15
Replying to @seanmcarroll
I suspect the elaboration I require wouldn't make much sense either. :)
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Majed Alotaibi 22 Jun 15
Replying to @seanmcarroll
so the entropy always decrease in that universe.
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Peter da Silva 22 Jun 15
Replying to @seanmcarroll
If no communication between here and there, can you talk about relative directions? If not, what happens to causality?
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Gabriel Finkelstein 22 Jun 15
Would the rivers flow north?
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OnceARockStar 22 Jun 15
Replying to @seanmcarroll
em ot esnes sekaM
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๐Ÿ”ญ๐ŸŒƒJana Grcevich ๐Ÿ“ก๐Ÿš€ 22 Jun 15
Replying to @seanmcarroll
Does entropy decrease with "time"? Causality would be interesting, broken windows cause baseballs...How wld region be bounded?
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Paul Thomas 23 Jun 15
Replying to @seanmcarroll
Australia is real mate. Mountains of evidence. Multiverse is imaginary. Australia to Multiverse comparison is pseudoscience:(
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Paul Thomas 23 Jun 15
Replying to @seanmcarroll
How many angels can dance on the head of a pin? Medieval Multiverse / Multidimensional discoveries.
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Paul Thomas 23 Jun 15
Replying to @seanmcarroll
"Australian worms moved in opposite ways than their kin from England." Magnetism, Sean. Real Science.
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