How the Universe Works - Season 4 Episode 6 -
Season 4, Episode 6 - Secret History of the Moon
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?
Please explain the problem in a few words.
Max 255 characters.
Max 255 characters.