Learn why the achievements of Egypt, Babylon and Greece, though child’s play today, still stand as remarkable feats of intellect. It’s humbling to realize that much of high-school math, so vexing to ...

It’s humbling to realize that much of high-school math, so vexing to so many of us, was already well understood thousands of years ago. The Egyptians came nowhere near E=mc2, but they knew how to find ...