WASHINGTON, D.C., August 23, 2016 -- Patterns abound in nature, from zebra stripes and leopard spots to honeycombs and bands of clouds. Somehow, these patterns form and organize all by themselves. To ...

Look at the image. What does it show? What do you see in the image Source: Public domain The image can be challenging to interpret, and most people need a clue to see the pattern. It shows a Dalmatian ...