Lasers aren’t just for sci-fi fans. We use them to scan barcodes in shopping malls, conduct surgeries, even get rid of bad decisions we’d rather forget! This is the story of the first laser ever made
- The Battle of Athens and the Second Amendment
- Reconstruction: Old Nation or New?
- History of the Surfboard
- Civil War Tactics: Clever or Foolish?
- Nat Turner’s Slave Rebellion
- The Whiskey Rebellion
- The Invention of Rubber Gloves
- Voting in Ancient Athens
- Race in Ancient Greece
- Elections in the United States