As a youngster growing up in New York, Graham Baird always was interested in science and the natural world, and in college he was fascinated with how igneous and metamorphic rocks formed. As an ...

Sedimentary rocks are made up of pieces of older rocks (igneous, metamorphic, and sedimentary) and organic remains (shells, bone, etc.). When rocks break apart from erosion they are transported by ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In the Fourche River Valley in northeastern Wyoming, an unmistakeable and unique geological ...

Scientific estimates have long differed on when inner core formed. — -- Earth is a magnificent, mysterious place that continues to surprise scientists. Scientists have long disagreed on when ...