Lichens often go unnoticed, living on the ground, on tree trunks, or on rocks. They're hearty, but remarkably sensitive to air pollution.

England faced a generational divide almost 500 years ago, as the Protestant Reformation split the nation apart.

Fratricide among rival princes was legal and widely practiced until 1603, so confinement to the palace was actually an improvement.

The exchange of cancerous cells between organisms is rare. Scientist studied how it happened across species of mussels.

The cinema in 1980s Ghana was DIY. So were the movie posters, now the subject of an exhibition at the Poster House in New York City.

You’re a mean one, Mr. Grinch. You’re in keeping with the medieval tradition of viewing the Jew as an outcast and a baleful force in society.

Simón Bolívar was a man of contradiction. He was willing to set in motion the gradual abolition of slavery, but that would be as far as he would go.

The environmental cost of cruise ships, the history of climate science, human fertilizer as waste, and other top stories about sustainability and the environment.

Well-researched stories from Nursing Clio, Wired, and other publications that bridge the gap between news and scholarship.

Was Francis Grose's Classical Dictionary of the Vulgar Tongue the font of all popular culture studies?