Aging is not simply an accumulation of damage or inappropriate higher-order signaling. Aging occurs because of the extensive absence of adaptive genomic information
Evolutionary biology provides the only cogent, formally developed, and experimentally corroborated theory for biological ageing. In this essay, we supply a brisk run through the highlights of evolutionary research on the biology of ageing.
Through selective breeding, Dr. Rose was able to create a long-lived line of creatures he called Methuselah flies. He then put his research into reverse and developed flies with much shortened life spans.