The oldest rock in the United States has been discovered in Michigan, with zircons dating back 3.82 billion years.

Abstract: We present a method for automated metamorphic fuzzing of software libraries, implemented as an open-source tool, MF++, targeting C++ libraries. Our approach works by automatically ...

Geologists recently dated the age of Watersmeet gneiss, a type of rock in the Upper Peninsula, as the oldest in the U.S. Here's what to know.

(Black ballpoint pen for scale) How did it form? Mica schist is a metamorphic rock that formed through the intense heat and pressure generated when Africa and North America slammed together to create ...