Home / Series / Half as Interesting / Aired Order / Season 2021 / Episode 47

Why Humans Are Supposed to Sleep in Two 4-Hour Phases

English
  • Originally Aired August 12, 2021
  • Runtime 12 minutes
  • Production Code DKBXFfEPJyg
  • Network YouTube
  • Created August 13, 2021 by
    shriek
  • Modified August 13, 2021 by
    shriek