The rocks could offer insight into Earth's primordial crust and the environment that gave birth to life. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Vibrant red sandstone surrounded Nicholas Heinz as he hiked in Sedona, Ariz., in January 2024. But an odd rock, smaller than the palm of his hand, caught his eye. The gray basalt peppered with ...

The Earth’s ancient continents were not fixed but drifted slowly over millions of years. This movement reshaped oceans and mountain ranges. By studying magnetic minerals in rocks, scientists can trace ...