For centuries, scientists have wondered why Earth has a magnetic field. It's still a mystery, but by using super-high pressures and temperatures to duplicate conditions at the Earth's core, scientists ...

(Blacksburg, Va., Nov. 5, 2001) The central Appalachian basin in West Virginia and western Maryland has been exploited for oil, natural gas, and coal over many years. Now, a Virginia Tech doctoral ...

You're likely wondering about the pros and cons of quartz vs. granite countertops. Here I will outline the geology of granite and quartz, their source, physical attributes, durability, and ...