Is Aging an Accident of Evolution? -A Galaxy Insight: "Prevailing theory of aging challenged by Stanford University Medical School researchers. Their discovery contradicts the prevailing theory that aging is a buildup of tissue damage similar to rust. The Stanford findings suggest specific genetic instructions drive the process. If they are right, science might one day find ways of switching the signals off and halting or even reversing aging.
“We were really surprised,” said Stuart Kim, who is the senior author of the research."