“Carl Sagan married three times. His first wife was legendary biologist Lynn Margulis, who discovered mitochondrial endosymbiosis, then went off the deep end an

“Carl Sagan married three times. His first wife was legendary biologist Lynn Margulis, who discovered mitochondrial endosymbiosis, then went off the deep end and became an AIDS denialist and 9/11 truther. His second wife drew the Pioneer plaque. His third wife was one of the women who designed the Voyager golden record.”