The motion of bubble universes might be stranger still.

From the perspective of anyone outside the bubble universe this is the expanding edge of it.

That could happen while transiting from one bubble universe to another, let alone as a result of enemy action.

Gold had heard numerous accounts of bubble universes and other dimensions.

I do not think placing massive quantities of dark matter inside such a bubble universe is a wise idea.

Air pressure was still building in the chamber when the cutter transited, slipped from one bubble universe to another.

It further supposes that each bubble universe may have different physical constants.

Well, we're going to see if we can't create another bubble universe and transfer the dark matter into that one.

It was somewhat like being in their little bubble universe of passion.

Each big bang produced a huge expanse of space, often called a "bubble universe."