Coal mining, Anthracite Region of Pa. Loaded cars being placed on cage to be raised to surface. Post card from between circa 1930 and circa 1945.

When Did Americans Start Using Fossil Fuel?

The nineteenth-century establishment of mid-Atlantic coal mines and canals gave America its first taste of abundant fossil fuel energy.
Giovanni da Udine, detail of border surrounding Raphael’s Cupid and Psyche, Villa Farnesina, Rome.

Fruit and Veg: The Sexual Metaphors of the Renaissance

Using peach and eggplant emojis as shorthand for sex may seem like a new thing, but Renaissance painters were experts at using produce to imply intercourse.
The Peshtigo Fire on October 8, 1871, Wood engraving, published in 1872.

Peshtigo: The Nation’s Deadliest Fire

On the same night as Chicago’s Great Fire of 1871, some 2,400 square miles of Wisconsin and Michigan burned in a firestorm that took more than 1,000 lives.
Pat McCarran

The End of Asian Exclusion, the Beginning of Caribbean Exclusion

The 1952 McCarran-Walter Act allowed first-generation Japanese American immigrants to become US citizens while keeping African Caribbean immigrants out.
Young female and her little son planting tree in one of city parks on summer day

Building Community and Urban Tree Canopy

Long before the COVID-19 pandemic, Black communities and other reformers in New York City recognized the ameliorative social effects of greening urban spaces.
An illustration titled “Protecting The Settlers" by JR Browne for his work "The Indians Of California,” 1864

Genocide in California

The extermination campaigns against the Yuki people, sparked by the California Gold Rush and statehood, weren’t termed genocide until the mid 1970s.
Martin Luther King, Jr.

Tuskegee University’s Audio Collections

The archives of the historically Black Tuskegee University recently released recordings from 1957 to 1971, with a number by powerful civil rights leaders.
International Gemini Observatory/NOIRLab/NSF/AURA/B. O'Connor (UMD/GWU) & J. Rastinejad & W Fong (Northwestern Univ) Image processing: T.A. Rector (University of Alaska Anchorage/NSF’s NOIRLab), J. Miller, M. Zamani & D. de Martin (NSF’s NOIRLab)

Explaining GRB 221009A, the Greatest Cosmic Explosion Humanity Has Ever Seen

The brightest gamma-ray burst ever observed, GRB 221009A behaved in unexpected ways that might help us understand how they occur.
leaders of Kongo receiving the Portugeuse, ca. pre-1840

How Portuguese Slave Traders Changed Ethiopia and Congo

Portuguese trading of enslaved Africans affected two major African powers in very different ways.
An illustration of meat marbling

Why Eat Like a Caveman?

To people who follow the Paleo plan, it can mean anything from embracing meat-eating as a feminist choice to seeking a balanced life with room for leisure.