Pioneering African-American Nasa mathematician Katherine Johnson has died at the age of 101. Nasa announced her death on Twitter, saying it was celebrating her life ... for Nasa's early space ...

The daughter of a "Hidden Figure" will represent her mother Saturday evening as she is inducted into the International Air & ...

Oh, it’s my job to know! My name is Katherine Johnson. I am a mathematician for NASA’s space program. And the astronaut who’s risking his life up there - he asked for me personally to check ...

But first, he insisted that Katherine Johnson double-check ... The calculations involved basic geometry. In Johnson’s words: The early trajectory was a parabola, and it was easy to predict ...