Mathematician Katherine Johnson dies
Published on February 26, 2020 by Robert Ngwira
Pioneering African-American Nasa mathematician Katherine Johnson has died at the age of 101. Nasa announced her death on Twitter, saying […]
Published on February 26, 2020 by Robert Ngwira
Pioneering African-American Nasa mathematician Katherine Johnson has died at the age of 101. Nasa announced her death on Twitter, saying […]