She is, after all, an artist, and her name, “Carole,” means “joyous song.” She considers herself a joyful person, and she ...

Pi, represented by the symbol π, is one of the most famous and important constants in mathematics. It is defined as the ratio ...

A sneeze. Ocean currents. Smoke. What do these have in common? They're instances of turbulence: unpredictable, chaotic, ...

It was the Greek philosopher Heraclitus who wrote, “The only constant in life is change.” People weren’t comfortable with change when he wrote that, some 2,600 years ago, and we’re still not.