Science
Humans live much longer than chimps due to a slower epigenetic ‘clock’ – ZME Science
Our cells look younger than those of chimps due to chemical changes to our genome when we branched away from a common ancestor 8 million years ago.

Breakthrough advances in medicine and better nutrition have dramatically improved the longevity of the average human over the past two centuries. But that’s not to say that some couldn’t go on to live a long life even before the advent of modern medicine. As long as they were spared by disease, wars, and other risks that can bring an untimely death, humans could live to see their 70s, 80s, and even reach 100 years old as far back as ancient Rome.
The longevity of humans is somewhat exceptional…
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