Long before Russell Brand scores a single baggie of heroin or trashes a Las Vegas hotel suite as British singer Aldous Snow in "Get Him to the Greek," there’s been a proud and loud tradition of movies ...

Sedimentary rocks are made up of pieces of older rocks (igneous, metamorphic, and sedimentary) and organic remains (shells, bone, etc.). When rocks break apart from erosion they are transported by ...

Introduction Have you ever visited a canyon or cave and wondered how those formations came to be? Or observed smooth stones by a river or beach? These results are due to a process called weathering.