Dr. Harris joined NASA as a clinical scientist and flight surgeon ... which made him the first African American to walk in space. In total, Dr. Harris has spent 18 days in space and has flown ...

The first African-American woman to fly in space ... He worked hard to gain an education and become a scientist. He taught at Tuskegee Institute and became the “Peanut Man” who discovered myriad uses ...

Alma Levant Hayden was an American chemist, and one of the first African-American women to gain a scientist position at a science agency in Washington, D.C. She joined the National Institutes of ...