In late August, the U.S. Geological Survey quietly released a new tool that could reshape how Americans understand the ground ...

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity. Our ...

Here’s what you’ll learn when you read this story: Usually, geologic layers build on one another, with younger rocks piling on top of older ones. A new study, however, shows that this process is ...

Earth's Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for ...