But built into the very fabric of space, it seems, is some unknown form of energy — physicists call it simply dark energy — that is pushing everything apart. (discovermagazine.com)
At the same time, dark energy stretches the very fabric of space. (sciencemag.org)
There's a variation of the ever popular multiverse idea in which the multiple universes that comprise it are not separate universes entirely, but isolated, non-interacting pockets of space within one continuous fabric of space time - like multiple ships at sea, far enough away from one another so that their circular horizons do not intersect. (goodreads.com)