Total solar eclipse, May 29, 1919, at Sobral, Brazil

Total Solar Eclipse, 2024 Edition

A total solar eclipse crosses North America on Monday, April 8. Be prepared!
Continental Currency $20 banknote with marbled edge (May 10, 1775)

Marbled Money

Marbled paper was a way to make banknotes and checks unique—a critical characteristic for a nascent American Republic.
Astronomical diagram of the seasons and signs of the zodiac, c. 1860

Earth Isn’t the Only Planet With Seasons

But they can look wildly different on other worlds.
Up the Junction by Nell Dunn

Up the Junction: A Place, A Fiction, A Film, A Condition

In addition to a New Wave hit, Nell Dunn's 1963 book about young women in a poor London neighborhood inspired a Ken Loach adaption that helped shift British attitudes toward abortion.
Flag of the Chinese Empire under the Qing dynasty (1889-1912)

Dragon Swallows the Sun: Predicting Eclipses in China

China had a long history of astronomy before the arrival of Europeans, but the politics of absolute rule led to the eventual embrace of Western methods.
Bayaka people in the Dzanga Sangha Ndoki reserve, Central African Republic rainforest

Mobile People, Asteroid Fighters, and Frank Oppenheimer

Well-researched stories from Nautilus, Knowable Magazine, and other great publications that bridge the gap between news and scholarship.
Eileen Gray, 1914

Eileen Gray: Architect In Her Own Right

Without formal training as an architect, Gray created magnificent designs that sensitively blended traditional craft with a modern aesthetic.
Mbarak Mombée

Mbarak Mombée: An African Explorer Robbed of His Name

Kidnapped and sold into slavery, Mbarak Mombée was critical to the success of the most celebrated nineteenth-century European expeditions in Africa.
The cover of the album A Grain of Sand

Charting the Music of a Movement

Galvanized by an act of racial violence, the band A Grain of Sand brought a new version of Asian American activism and identity to the folk music scene.
The eclipse of Agathocles

How Astronomers Write History

Scientists’ approach to dating past eclipses changed when they stopped treating classical texts as authoritative records.