Why can the structure of the universe be compared to soap bubbles?

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Mark C. Share
Jul 19, 2017

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Excellent question! On the very largest scales we observe that clusters and super-clusters of galaxies exist around voids.

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Seen from afar, the distribution of galaxies isn't random as we might suppose. It appears to be in a web, much like a spider's in 2D, or in bubbles in 3D. This fits well with predictions by the leading theories in cosmology, such as LCDM.

This video makes for an interesting 5 minutes that should provoke more questions.

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