Historians need to know more about the roles of two-spirit Native Americans, but relying on written records isn't always productive.
The wildly popular books helped people understand farming and health through the movement of the planets, in a way compatible with Protestantism.
We know a surprising amount about the dental history of the nation’s first president.
The name Shaker originally comes from the insult “Shaking Quakers,” which mocked the sect’s use of their bodies in worship.
For Puritan New England, picture books were dangerous. But the Enlightenment, by way of John Locke, made illustrations more acceptable in the classroom.