Picture this: an eight-legged, terrifying creature that can survive being baked in an oven, left with no food or water, submerged in any type of acid, compressed to 1,200 times the pressure you are experiencing right now, and even sent to the vacuum of space. You are picturing the tardigrade, the only animal that can live forever.

The tardigrade picture used in this episode is from Goldstein lab - tardigrades, licensed under the Creative Commons Share Alike 2.0 https://creativecommons.org/licenses/by-sa/2.0/