This image shows a crater on the floor of Eos Chasma, part of the Valles Marineris canyon system. Craters on Mars are useful for geologists because they provide cross-sections into the subsurface. The ...

If you’ve ever studied geography, looked at fossils in a museum, or even looked up at a craggy cliffside or a steep mountain, you’ll know that rocks usually take millions of years to form. However, ...

Natural rock weathering is a fundamental part of Earth’s carbon cycle but occurs over thousands of years. Enhancing this cycle by spreading fine volcanic rock on agricultural land is a form of ...

A tractor drives across a grassy field, facing the camera, between rows of wire trellises over plants pruned close to the ground. Clouds of finely ground rock spray out on either side. As part of the ...

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 ...

Trapping carbon dioxide in rocks has been touted as a low-cost strategy for combating climate change. But a recent study shows that trace metals released by certain rock types proposed for CO 2 ...