Tulip bulbs. Housing. Bitcoin? In every bubble, the value of something is based more on peoples' esteem of it, rather than intrinsic worth.

Researchers have found that Americans experience radically different health outcomes depending on their race and socioeconomic status.

Anthropologist Jennifer Musto looked at how the rise in concern about sex trafficking, particularly in regard to the domestic trafficking of underage girls, actually plays out in policing.

Ichthyosaurs gave birth to live offspring, had huge eyes and lived all over the world.

May of 1568 was a fateful month for Mary, Queen of Scots. She managed to escape prison only to be defeated in battle soon after. Then she made the fateful decision to run to England.

Well-researched stories from the Washington Post, National Geographic, and other great publications that bridge the gap between news and scholarship.

Many species on the tepui summits are found nowhere else. How did those species get there?

Frederick Hollick's case involved not only his controversial sex-positive arguments, but also the question of who should be privy to medical knowledge about sex.

In retrospect, the violent events at Kent State on May 4, 1970 marked the ending of widespread campus protest left over from the turbulent 1960s.

In Japan, elderly people are committing crimes just so they can go to jail and feel cared for. A similar situation has played out in India, where the elderly have been left out of traditional social support networks.