In this episode of the Stuff to Blow Your Mind podcast, Robert and Joe discuss the history and principles of the vacuum airship or null ship. Will futuristic materials ever make this 17th century concept possible?

Kartchner Caverns, Part 1
53:33

Weirdhouse Cinema Rewind: The Oily Maniac
51:20

From the Vault: Hunters of the Dark Ocean, Part 1
50:06