The Hidden Genius Who Helped Launch America Into Space (https://smartguy.com/) She wasn’t famous. She wasn’t loud. She was a Black woman working in a white, male-dominated field during the peak of segregation. But her math sent astronauts into orbit. Her calculations brought them home. And her story reminds us all that quiet excellence can move the universe. Katherine Johnson didn’t just do her job—she redefined what it meant to be a hero.