We don’t look at polka dots twice. Our brains immediately recognize that they’re a repeating pattern of dots. The same goes for plaid, chevron or any kind of design. We’re also able to look at a bunch ...

Those of us who grew up coloring remember the cardinal rule: stay inside the lines. But those who pick up the Patterns of the Universe coloring book have to stay in the sines (and cosines and tangents ...

The lines have been drawn. All you do is add the color. As long as we’ve had paper and waxy sticks in the full spectrum of the rainbow, children have known the joys of coloring books. Finally, ...