Sojourner Truth Speech of 1851 performed at Kansas State University's 8th Diversity Summit April 1, 2011. Performed by Pat Theriault

Kwanzaa is unaffiliated with a major religion. Kwanzaa marks a time for African Americans to reflect on their heritage, their community and their...

In the National Archives'-produced video short "Discovering the Civil War" the creators of this exhibition share little-known facts and...

Cuban military officer, legislator, and former cosmonaut and the first person of African heritage in space.

The story of Ronald McNair, space shuttle astronaut and one of the seven crew members who were killed on board the Challenger on January 28, 1986....

On January 28, 1986, NASA Challenger mission STS-51-L ended in tragedy when the shuttle exploded 73 seconds after takeoff. On board was physicist...

Ed Dwight joined the U.S. Air Force and became a test pilot. While serving, he earned a degree in Aeronautical Engineering from Arizona State...

Astronaut Dr. Mae Jemison joins HuffPost Live to discuss being the first female astronaut of color in space.

As NASA honors the contributions of African Americans to the cause of spaceflight and space exploration, NASA Commentator Pat Ryan talks with...

A video tribute to Penn State Distinguished Alumnus and pioneering astronaut Guion S. "Guy" Bluford shown at The Pennsylvania Society's 113th...

Black pioneers extend across professions and around the globe - and in Frederick Gregory's case, beyond Earth's atmosphere. The D.C. native’s...

Administrator Charles Bolden talks of the contributions to the space program made by African Americans, including Guy Bluford, the first black man...