Truss: Bird or Bridge?
Posted by: Jennifer Harbster
Learn about the history of truss bridges, how they work, and some different types.
Posted in: History of Science and Technology, Inventions, Science
Category: Inventions
Ice Cream Inventions: How the Chill Happened
Posted by: Ellen Terrell
National Ice Cream Day gives us the opportunity to highlight two people whose contributions are important in bringing us this sweet treat.
Posted in: African American History, Business, Inventions, Women's History