"For quite a long time, some geologists have wondered whether there's a cycle of around 30 million years in the geologic record. Many, but maybe even most, [geologists] would say that geological ...

A complex web of interactions between geological features including volcanoes, subsurface mantle, oceans and the atmosphere created the chemical mixture necessary for early life to oxygenate our ...

The Geological Survey put final polishes onto the resources before sharing them with its national audience of schools this last week to start being implemented. "I had taught the water cycle in ...