Watch Through the Wormhole - What Do Aliens Look Like?

Through the Wormhole Season 2 Episode 9

Season 2 Episode 9

First Aired: August 3, 2011

Description: Across the galaxy lie exotic worlds made entirely of water or stewing with poisonous gas. What kinds of creatures thrive in these places? Would they resemble beings on Earth, or could life take on new and unexpected forms?