Monday marks the 50th anniversary of astronaut John Glenn’s orbiting of Earth. Glenn — who was one of NASA’s original Mercury Seven — was the first American to achieve the feat. He flew the mission in just under five hours, circling the globe three times in a capsule named Friendship 7. Glenn, who says he recalls the mission as if it were just last week, tells Audie Cornish he doesn’t want the US to lose sight of the future and America’s role in outer space.
In a recent study, people were three times more likely to favor the last chocolate when they were told no more were coming. Researchers say this built-in bias for endings might also have implications in the world of online dating.