How the Universe Works - Secret History of the Moon

Seizoen: 4 - Aflevering: 6 / 38 - Eerst uitgezonden: 18 augustus 2015 - Episode ID: 1187017

Our Moon is stranger than you think, and we reveal its incredible secrets. Can we thank the Moon for life on Earth? What explains the mysterious tunnels beneath its surface? Is a lunar base the key to humanity's future in space?