Though DNA storage is still quite expensive, the researchers say this method could eventually provide a viable option for archiving information, especially considering DNA's high capacity and long life span.

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That roughly means there's a 50% chance she'll live that long (roughly, because the median life span is not necessarily the average life span).

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Scientists have long speculated that the key to a person's "natural" life span lies in so-called diseases of aging, those that emerge only as the body begins to wear out.

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