Four African American women known as the
For decades, the contributions of the black, female mathematicians who helped get NASA astronauts into space stayed essentially hidden.
For half a century, Katherine Johnson's heroics within NASA were largely hidden from the outside world.
Katherine Johnson, the woman who hand-calculated the trajectory for America's first trip to space, turns 100 today.
Barbie dolls have long inspired young girls with their beauty and fashion sense. Now they're inspiring them with their brains and bravado, too.