Learn about market failure in economics, where supply and demand imbalances lead to inefficient distribution, its types, and causes.

Diana Nyad's successful swim from Cuba to Key West on Monday was made all the sweeter because she had tried — and failed — four times before. She learned you should "never, ever give up," but she also ...

When I was graduated from journalism school, rather than heading back home to New York and ending up another college graduate driving a taxicab or working for an exterminating company, I headed for ...