Brain teasers are a fun way to test one's thinking skills. These puzzles give the brain a quick workout. A recent challenge that went viral online has math lovers excited. The puzzle asks users to ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. Perfection is an unattainable quest for which we all strive. But for a ...

How did you learn the mathematical formula for pi? It was likely the way I learned it. I was told to commit the value pi = 3.14 to memory along with the formula to calculate the area of a circle.