What Happens At The #Edge Of The #Universe?
https://www.youtube.com/watch?v=AwwIFcdUFrE&ab_channel=PBSSpaceTime
#Science #Physics #Astrophysics #Cosmology #Horizon #EventHorizon #ParticleHorizon #Inflation #ProperDistance #Geodesic #Geodesics #Space #Spacetime #SpacetimeExpansion #ExpandingSpacetime #RedShift #PBS #PBSSpacetime #MattOdowd