Is There a Reason Why Our Body Parts Start Breaking Down as We Get Older?

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i argue that operating the body beyond its biological warranty period right now doesn't work. Living systems can almost be defined as systems that have the ability to repair themselves, and machines typically don't. There's a select class of organisms that are sort of able to evade aging because they're very strange in some ways. To truly have humans that are living for multiple centuries, we would have to do some sort of serious bio engineering.

Two scientists. A billion-dollar wager. One unanswered question: Is the first human who will live to 150 already alive? The technology to make that happen may already be in development. But if it works, there will be new, unsettling questions for humankind to answer.

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