This story was originally published by the Guardian and is reproduced here as part of the Climate Desk collaboration.

Immortality is generally considered the realm of the gods or science fiction, a fantasy that’s actively pursued by tech entrepreneurs in macabre experiments that include injecting “young blood,” cryopreservation, or resurrection in an AI afterlife.

But one ethereal, thimble-shaped jellyfish has already cracked the code.

As associate professor Maria Pia Miglietta, a marine biologist at Texas A&M University, explains, Turritopsis dohrnii has an incredible ability to cheat death.

“Turritopsis is unique, because when faced with unfavourable conditions—and I mean high temperature, physical cutting, starvation, chemicals in the water, you name it—when you try to kill the jellyfish, it doesn’t die.”

“Theoretically it........

© Mother Jones