At its core, problem-solving is about understanding the challenge, designing a solution and ensuring its effective execution.

Researchers are still figuring out how people define well-being across countries and cultures. Happiness is a factor, but ...

That year, French mathematician Évariste Galois finally illustrated why this was such a problem—the underlying mathematical ...

Dr. Fatih Birol, executive director of the International Energy Agency, calls for investment in Africa’s energy sources.

In an unusual twist in the governor’s race, a wealthy Democratic businessman is suing former Los Angeles Mayor Antonio ...