If you look closer at the building stones, tiles and pavements of the big city, you can find a hidden world of geology and ...

The USGS publishes a geological map that reveals the underground layers of the U.S. and supports environmental education and ...

Deep beneath the North Sea, researchers have mapped giant buried mounds and "sinkites" that turn a basic rule of geology on its head.

I love the Grand Canyon, both personally (because of all the good memories I have of my adventures there), and as a scientist. I first saw it in the early summer of 1981 when I went on a six-week-long ...

Geologists studying ancient environments have found preserved evidence of salt diapir structures in the rock record. These ...

Lake Tahoe served as both a classroom and a time machine for Western Nevada College geology students recently, as Dr. Winnie ...

It’s an abnormally hot day in September and I’m standing in a cattail marsh in eastern Wisconsin, trying to change the way my students view the world. They’re all distracted—by the heat, homesickness, ...

Thinking about the Earth as an object requires some imagination. As far as objects go, it is a really big one: The Earth’s diameter is about 8,000 miles (with a bit of variation when measured at the ...