The Strait of Hormuz isn't fertilizer's first starring role — an 1856 law still defines U.S. overseas territory | Fortune

As an environmental historian, I study how fertilizer transformed the modern world. That history is about…

The new Air Force One controversy is really about a 90-year power struggle over presidential travel | Fortune

Air Force One used to be a high-flying symbol of American technology, ingenuity and power. For…