the sand is moving away from the bits [on the plate] where it’s vibrating a lot” says Cox, and it’s settling in places where there are no vibrations (these places are called “nodes”). And, “if you up ...

To investigate ripple patterns, we placed a thick layer of sand (spherical glass beads of ... patterns by suddenly changing the amplitude or frequency of the oscillations. When these changes ...

Research over the last decade or more shows the patterns are far more ... The size of the grains of sand, the amount of sand deposited, and the frequency of sand replenishments are all factors ...

Planets orbit their parent stars while separated by enormous distances – in our solar system, planets are like grains of sand in a region ... display striking patterns. For example ...

CNN retains full editorial control over subject matter, reporting and frequency ... in the desert, sand and dust storms often obscure the ground in these images, while dune patterns can make ...