Walter S. McAfee is the African American mathematician and physicist who first calculated the speed of the moon. McAfee participated in Project Diana in the - a U. Army program, created to determine whether a high frequency radio signal could.
Escape from Greenwood - A Personal Account of the 1921 Tulsa Race Riot - The Political Pragmatic shares her grandmother's account of escaping the 1921 Tulsa Race Riot in which white mobs decimated Tulsa's black neighborhood.
These Archival Photos Show The Faces Of The Tuskegee Experiment