Bizarre Bytes of Science

Death Defied: The Life Cycle of the Jellyfish That Never Dies

April 21, 2026·3 min
Episode Description from the Publisher

In the depths of the ocean lives a creature that can technically live forever by rewinding its own biological clock. By transforming from a mature adult back into a polyp, the immortal jellyfish bypasses the natural end of life, starting its journey over again and again. Join us as we uncover how this unique survival mechanism works and why it remains one of the greatest mysteries of marine biology.

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