As an actual deep-sea biologist, Craig is a bit of a ringer in this episode, but Eden holds her own with a vast wealth of last-minute Wikipedia knowledge. Siliceous ooze may be a fancy name for deep-sea mud, but don't be fooled by its humble, drab appearance!

Tweet us http://twitter.com/notboringpod and let us know if we convinced you that siliceous ooze isn't boring!