An element is a chemical substance made up of a particular kind of atom and hence cannot be broken down or transformed by a chemical reaction into a different element, though it can be transmuted into another element through a nuclear reaction.
Almost 40 years separate Shirley Ann Jackson's achievement, as the first African-American woman to earn a Ph.D. in theoretical high energy physics at Massachusetts Institute of Technology, and Jedidah Isler, the first African-American woman to receive a Ph.D. in Astrophysics from Yale.
Mae was eventually chosen for the program. 1987 The first African American woman in NASA Mae's official acceptance came in 1987. This made Mae the first African American woman in the space program. 1988 Mae wins an award Mae was awarded the Essence Science and Technology Award for her achievements.