Sep 25, 2012 — Korean researchers have found that eunuchs who worked for kings in ancient royal courts lived longer, on average, than other males who were in the inner circle. The provocative findings fit with other work that has shown an inverse link between longevity and reproduction: the greater the fertility, the shorter the life span.
Aug 30, 2012 — A study, which started back in 1987, shows that monkeys fed a diet with 30 percent fewer calories than normal did not live unusually long lives. Researchers say the results are a good indication of how caloric restriction might affect the life spans of people.
Mar 24, 2011 — In the first hour of Talk of the Nation, the secrets of longevity, and the state of black marriage. In the second hour, imagining the U.S. without nuclear power, and escalating protests in Yemen.