Space.com's Clara Moskowitz says:

An odd dense spot in the universe populated by a surprising amount of matter has been puzzling scientists since it was revealed in March in an all-sky map made by the European Planck satellite. This feature and other mysteries in the observations may point the way toward new theories of physics, say scientists who met recently to discuss the implications of the findings.

You can watch the scientists discussing their findings live by clicking on this link in one hour.

(Thanks to Slog tipper Greg.)