Mass layoffs, high unemployment, and home foreclosures resulted in declines in mental health. There may also be long-term effects that linger.

Forty-one years after its launch, Voyager 2 has officially crossed out of the solar system and into interstellar space. What has it discovered along the way?

Since his death in 2013, Nelson Mandela has achieved icon status. Why is his image so ubiquitous, reproduced everywhere from tourist kitsch to high art?

19th-century "story papers" gave boys stories they liked, while also encouraging readers to contribute their own material and tell their own stories.

Sorry.

While writing her forthcoming book about Polynesia, the author discovered the work of Teuira Henry, a scholar and folklorist who studied ancient Tahiti.

Many of our ideas about nature, wildlife, and conservation have their roots in the birth of nature photography.

Victorian librarians, Mister Rogers, queer time, and Jane Austen's subversive linguistics, oh my!

Livestock emit greenhouse gases. They also can sequester carbon and boost biodiversity.

Human breast milk has been recommended as a cure-all since the 17th century.