xRefraction : Refraction is the deflection, or bending, of the ray path of a seismic wave caused by its passage from one material to another having different elastic properties; or the bending of a tsunami wave front owing to variations in the water depth along a
Scientists are currently tracking the effects of the oil spill on the wetlands of the Louisiana coast. Robert Twilley and Guerry Holm of Louisiana State University (LSU) want to know more about the role...Read more