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.

Emily Sohn

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When a steel tank full of molasses ruptured in 1919, physics and neglect contributed to making the accident so horrific, leading to 21 deaths.