For the PDF version of this article, click here. Power electronic system designers know about natural convection, which starts with the simple statement: Hot air rises. For example, a power ...

For those of you who take sandcastle building very seriously, listen up: MIT engineers now say you can trust a very simple equation to calculate the force required to push a shovel -- and any other ...

I woke up in the middle of the night, utterly confused. I had been dreaming—of an equation. I was in a classroom, and on the blackboard, there was a simple equation written in chalk: 0.8 * 0.2 = 0.16.

New guidelines could steer the design of less costly, more efficient catalysts geared toward revving up the production of hydrogen as a renewable fuel. Using its equation, the team discovered several ...

Forbes contributors publish independent expert analyses and insights. Mindy Lubber is CEO and president of Ceres, a sustainability nonprofit organization. This is for all of you math whizzes and ...