This does put the jellyfish at risk of being eaten by other sea creatures, but if it escapes this fate, the immortal jelly can go on living, theoretically, forever. The immortal jelly is ranked ...

It has been dubbed the immortal jellyfish. When the medusa of this species is physically damaged or experiences stresses such as starvation, instead of dying it shrinks in on itself, reabsorbing its ...

This strange and mesmerizing sea creature can age in reverse when times get tough, in a move that would make Benjamin Button ...

There are animals on our planet capable of aging in reverse. How do they accomplish this and what does it mean for human aging? Find out now.