U.S. History
All the major chapters in the American story, from Indigenous beginnings to the present day.
World History
History from countries and communities across the globe, including the world’s major wars.
Eras & Ages
From prehistory, though antiquity and into the 21st century, all of history’s biggest chapters.
Culture & Tradition
The stories behind the faiths, food, entertainment and holidays that shape our world.
Science & Innovation
The pivotal discoveries, visionary inventors and natural phenomena that impacted history.
Historian Yohuru Williams explains how the fear of communist influences in America grew into a phenomenon known as "the Red Scare."
Joseph McCarthy and his role in stoking fears of communism and its sympathizers during the 1950s.
A single miscommunicated announcement set history in motion. Discover how confusion at a press conference helped bring down the Berlin Wall.
Uncover the shocking truth behind Soviet Union war crimes in this gripping clip from Secrets Declassified.
An inside look at the dark art of spycraft—from the Frankenkitty to the umbrella gun, we uncover the deadliest spy weapons ever deployed.