11 Underappreciated World-Changing Women

Researchers at the National Archives have found evidence that at least 250 women dressed as men to fight in the Civil War, some motivated by ideology, some by a taste for adventure and some by the need for a job.

Grace Hopper, pioneer of computer science, lived in Virginia later in life and is buried at Arlington National Cemetery.

Without their sister, Katharine, the Wright brothers may have never taken flight.

Learn about the arduous journey made by suffragists that eventually won them the right to vote in 1920.