Home / Series / What on Earth? / Aired Order / Season 12 / Episode 9

Secrets of Biosphere 2

Satellite images capture a mysterious group of pyramid-shaped structures in the arid, desert landscape of Arizona; experts investigate a highly controversial research facility designed to prepare humanity for life on another world.

English español
  • Originally Aired March 9, 2023
  • Runtime 42 minutes
  • Network Science Channel
  • Created March 10, 2023 by
    Jäspër`
  • Modified May 26, 2023 by
    Buguicrack