Our universe was connected to another universe?

[ElliotSmith]

TL;DR

Was our universe once connected to another universe many billions of years ago?

Summary: Was our universe once connected to another universe many billions of years ago?

I read about a theory which states that our universe used to be connected to another universe which somehow split off from it many billions of years ago.

Is there any corroborating evidence to support this?

 

[PeterDonis]

I read about a theory

Please give a specific reference.

 

[ElliotSmith]

Please give a specific reference.

I think it was an old issue of Scientific American, I can't remember which one, though.

 

[Nik_2213]

Was that the one that gave rise to the quip about 'banging branes together' ?
( Snarky take on Hitchikers Guide's DJ ...)

 

[PeterDonis]

I think it was an old issue of Scientific American, I can't remember which one, though.

Then we don't have a valid basis for a PF discussion. Thread closed.