Mystery "dark flow " extends towards edge of universe .

SOMETHING big is out there beyond the visible edge of our universe. That’s the conclusion of the largest analysis to date of over 1000 galaxy clusters streaming in one direction at blistering speeds. Some researchers say this so-called “dark flow” is a sign that other universes nestle next door.
Article from NewScientist .

That is very intriguing. I’d be interested to know what others think of this.