Some Species of Jellyfish Are Biologically Immortal

The jellyfish *Turritopsis dohrnii* has the unique ability to revert to its juvenile polyp stage after reaching sexual maturity, effectively restarting its life cycle. This process can theoretically repeat indefinitely, making it a truly remarkable creature.

Source

https://en.wikipedia.org/wiki/Turritopsis_dohrnii

Details

Published: March 27, 2026
views: 2

Biology Ocean Animals Marine Life Weird Jellyfish Immortality Turritopsis Dohrnii

Related Facts

Science0 views

Earth May Hold a Massive Ocean Buried Hundreds of Miles Deep

Scientists discovered a vast reservoir of water, three times the volume of all surface oceans, locked within a blue mineral called ringwoodite in the Earth's mantle. This "deep earth ocean" influences volcanic activity and plate tectonics.

Science0 views

Alkali Metals Can Violently Explode Upon Contact With Water

Elements like sodium, potassium, and lithium react exothermically with water, producing hydrogen gas and enough heat to ignite it. This creates a spectacular, often explosive, release of energy due to their high reactivity.

Science0 views

The Placebo Effect Can Be So Strong It Mimics Real Drug Effects

Patients given inactive substances, believing they are real medication, often experience genuine physiological changes, including pain relief, reduced symptoms, and even objective improvements in conditions. This demonstrates the powerful connection between mind and body.

Science0 views

Tiny Tardigrades Can Survive The Vacuum of Space And Extreme Radiation

These microscopic "water bears" can enter a state of suspended animation, shedding up to 97% of their water. This allows them to endure temperatures from -272°C to 150°C, intense pressure, and radiation doses 1,000 times higher than humans can withstand.