You’ve got the rap down pat: “Medium mocha macchiato! Decaf grande skim latte!” Now get fluent with the fundamentals.

Coffee Legends: Follow coffee’s progress from rare indulgence to everyday elixir.

Map: Growing regions girdle the globe.

Roasts: Green beans beget brown gold.

NATIONAL GEOGRAPHIC Article: Survey the state of coffee circa 1981.

Coffee Talk: How do you take yours?