Zebra fish can repair paralyzed limbs. Many other species can regenerate limbs and specialized tissue. Are humans missing something? Why are some people healers, despite the odds, while others are not?
By the time you are close to death, there is a one-in-five chance you will incur a disability. Wouldn't you want science and medicine to do whatever possible to avert chronic debilitation? Why can't science use that simple fish's technology if...