The immortal jellyfish, known as Turritopsis dohrnii, has the ability to reverse age and theoretically live an eternal life.

An adult jellyfish is known as a medusa. Jellyfish belong to a group called Cnidaria, which also includes sea anemones and corals. As animals, they are subject to the cycle of life and death - though ...

U nless you’re an immortal jellyfish, death will play an inevitable role in your life.And although loss and dying have always ...

Dr McQuatters-Gollop said a recent cold snap could have led to their deaths as jellyfish, unlike mammals, do not have the ability to regulate their body temperature. Ms Allen said people had ...

One young girl was badly stung on her arms and stomach while playing in the water near a popular children's playground at ...

And one hydrozoan, the immortal jellyfish (Turritopsis dohrnii), seen here in a water drop, has a life cycle that skips death: It reverts from a medusa back to a polyp. How, no one knows.

Opinions expressed by Forbes Contributors are their own. I write about the world of biology. Jellyfish are among the ocean’s most incredible inhabitants, boasting a wide array of forms and ...