This surface-rippling is complicated to such a degree that it can be accurately noted only by the help of instantaneous photography. But it is so interesting to watch that if you once begin to ...

A soft, porous fruit-shaped sponge gently dips into vibrant orange-colored water, soaking up the liquid and transforming in ...

The signs of wave ripples in the sandy shores of ancient lake beds, created as wind pushed water back and forth have been ...