Home / Series / vlogbrothers / Aired Order / Season 2012 / Episode 12

How Big is the Universe?

In which Hank explains how and why phycisists think that the univers has no edge.

English
  • Originally Aired February 10, 2012
  • Runtime 4 minutes
  • Network YouTube
  • Created March 28, 2020 by
    Administrator admin
  • Modified March 28, 2020 by
    Administrator admin