Who Wrote the Laws of Nature?

Why do we say a stone "obeys the law" of gravity? What is a "law" of nature, anyway? The idea that nature has laws — universal, mathematical, binding — was born in the seventeenth century, when Descartes and Newton assumed a divine lawmaker had legislated the cosmos. Modern science dismissed the lawmaker but kept the laws. This episode traces the history of science's deepest unexamined assumption,…