What Was the Dust Bowl—And Its Causes?

Dorothea Lange captured the reality of the Great Depression in the faces of those who struggled most.

For decades, experts believed they knew what caused the Hindenburg disaster. But there may be more to this story.

How did President Franklin Roosevelt's New Deal get the American economy back on track?

In the early 1930s, the Tennessee River Valley used to flood every spring. FDR created the Tennessee Valley Authority to fix the problem.