Re: if the big bang reverses will all the toothpaste eventually go back in its tubes? and then the tubes disappear.

> And even if gravity eventually overpowers the expansion of the universe
> (which
> is not clear will or even has to happen), why would that reverse the
> direction
> of time?
I never said it would.
"Timberwoof" <timberwoof@xxxxxxxxxxxxxxxxxx> wrote in message
news:timberwoof-78E741.02072312012006@xxxxxxxxxxxxxxxxxxxxxxxxxxx
> In article <%npxf.635$_S7.532@xxxxxxxxxxxxxxxxxxxxxxxxxx>,
> "Alex Mak" <makalex@xxxxxxxxxxx> wrote:
>
>> No website, sorry, it's just my understanding of the physics involved. If
>> the universe ceases to expand, the force that will cause it to contract
>> can
>> only be gravity, it cannot be any of the other 3 known forces. If the
>> singularity is a super-massive black hole, then time will slow and
>> perhaps
>> even stop within, i am not sure how the reversal part can physically
>> work,
>> except i understand that the flow of time is irrelevant in mathematical
>> models, but it's so counterintuitive that i am having a hard time
>> imagining
>> the process in nature. With regard to us not knowing the difference, i
>> think
>> we will know if the the broken eggs mend themselves and leap up on the
>> table, and our dead great great grandparents crawl out of their coffins.
>
> But if things start to happen "backwards," why won't the processes in our
> brains
> also happen backwards?
>
> And even if gravity eventually overpowers the expansion of the universe
> (which
> is not clear will or even has to happen), why would that reverse the
> direction
> of time?
>
> --
> Timberwoof <me at timberwoof dot com> http://www.timberwoof.com
>

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