When states began restricting labor by children, verifying a person's age became an important means of enforcement.

Well-researched stories from Slate, Aeon, and other great publications that bridge the gap between news and scholarship.

The poet adopted a "Pythagorean" diet, which eliminated meat, and wrote that vegetarians would "no longer pine under the lethargy of ennui."

When it seemed that steel had lost its gleam with American consumers, the industry turned to marketing to make it shine again.

Freedom libraries in the south provided Black residents with access to spaces and books, whether in church basements or private homes.

Coca has a long history of use in Peru: for sacred ritual, economic productivity, courtship and celebration of life events.

The effects of climate change are already being felt by some ski resorts, but filling in the slopes with artificial snow may not be a good solution.

Explaining some of the mind-bending science behind the popular science fiction trope.

The question of Zionism in post World War II America did not have a single answer. One group proposed bringing agriculture to the California desert instead.

Home heating can be done more sustainably than we currently do it. How to do it depends on a number of factors.