In the early 1800s, the Scottish immigrant wrote an anonymous tract imagining equality. He was worried about the brand-new American republic.

Why did the Puritans embrace a medical treatment that looked suspiciously like black magic?

Blake’s works offer an alternative to the failures of the Enlightenment, which couldn’t muster a consistent argument for abolition.

The ever-shifting curve of shoreline and river is no match for the infinite, idealized straight line.

Some historians think Benedict Arnold's treason may well have aided the American cause in the Revolutionary War.

Puddings can be surprisingly nationalistic.