Like us, rocks are always on the move. But at a much slower pace.  Rocks at the base of Earth’s crust rise to the surface over time.   The length of time the unburial process takes remains unknown in most mountain regions.  Dr. Matt McKay, assistant professor of geology, studies how that length of time shapes the construction of the western United States.   “Knowing … [Read more...] about Unearthing history, one rock at a time