In the early 20th century dangerous and often poisonous chemicals were included in many common household products. Browse these pictures of medicines, liniments, moonshine and a cyanide furnace.
Corresponding educational resources for this photo gallery can be found on PBS LearningMedia.
The first around-the-world air race was sponsored to prove that the airplane had a commercial future.
The remarkable story of how a railroad was built connecting California to the East.
The unbounded optimism of the Jazz Age and the shocking consequences when reality finally hit on October 29th, 1929.
French settlers in Louisiana merged with African Americans, Afro-Caribbeans and others to create Cajun and Zydeco musical traditions.
A look at five real-life "Rosies," the reality of working in defense plants during World War II and then having to give up those jobs for returning GIs.
Postwar New York City and the global economic order told through the story of the World Trade Center.
In 1978 over 900 people led by Rev. Jim Jones died in the largest mass murder-suicide in history, at Jonestown, Guyana.
The story behind the development of the oral contraceptive that put women in control of birth control.