This Jellyfish Has Died Zero Times in 66 Million Years

追加: 2026-05-24

[00:00:00]When it gets old, it becomes young again. Not metaphorically. The immortal jellyfish, Turitopsis [music] Dohrnii, can reverse its own aging. When injured or starved, its adult cells literally reprogram themselves backward, collapsing into [music] a polyp, its infant form. Then it grows up all over again, and again, and again. The loop, as far as science can [music] tell, never ends.