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The Undying Hydra: A Mini-Monster That Defies Aging

Season 8 Episode 8

About the Episode

Could this tiny creature, named after a mythical multiheaded monster, hold the secret to eternal youth? Related to jellyfish and anemones, the hydra has an almost otherworldly ability to heal itself and stave off aging.

Aired: 04/19/21 | Expires: | Runtime: 4m 52s