The Wikipedia page for African American provides a comprehensive overview of African Americans, who are Americans with predominantly African ancestry.

The Wikipedia page on African Americans provides an extensive overview of the history, culture, and achievements of African Americans in the United States.

Alice Augusta Ball (July 24, 1892 - December 31, 1916) was an American chemist who developed the "Ball Method", the most effective treatment for leprosy during the early 20th century.

The American Chemical Society (ACS) is a scientific society based in the United States that supports scientific inquiry in the field of chemistry.

The Apollo Program was a series of space missions conducted by the United States' National Aeronautics and Space Administration (NASA) during the 1960s and 1970s.

An astronaut is a person trained by a human spaceflight program to command, pilot, or serve as a crew member of a spacecraft.

Bessie Coleman was an American aviator and the first woman of African American and Native American descent to hold a pilot's license.

Botany is a branch of biology that focuses on the study of plants.