# Gravity, or The Force That Makes Physicists Curse

Gravity behaves how Sir Isaac Newton described it: You jump up and gravity brings you back down to the ground. You reach the brow of a hill and gravity accelerates you down the other side. Simply put, gravity is a force that affects and changes the motion of things.

Or at least that’s what it appeared to be like until that pesky Albert Einstein showed up.

Through his general theory of relativity, Einstein elaborated a mathematical formula for gravity, where this force is understood as the “unavoidable warping” of…