Walter Breuning is remarkable for what?
In what state does the world’s oldest man live?
Americans who turn 65 this year can expect, on average, how many more years of life?
In 1950, how many fewer years did the average 65-year-old live as compared to the 65-year-old of today?
As of 2010 the only method scientifically proven to stretch life span in mammals is what?
Which of these is NOT a prime suspect of age-related decline?
What is a “methuselan” species?
Which of these mammals that has a similar mass to humans lives as long as we do?
According to the Guinness Book of World Records, the longest marriage of a living couple is how many years?
In which state does the couple with the longest living marriage on record reside?