Sedimentary rocks have unveiled a fascinating chapter in Earth’s geological history, revealing ancient ocean floor cooling.

Rocks store information from long ago. For instance, their composition can reveal the environmental conditions during their ...

Rocks once buried deep in ancient subduction zones—where tectonic plates collide—could help scientists make better predictions of how these zones behave during the years between major earthquakes, ...

The Earth continues its journey. Beneath our feet, a tale not everyone knows. On the surface of history we rest. To look into the crust To look into the rock And see the past firmly pressed. Igneous, ...

In the last edition of our ongoing series on how planets get ore– those wonderful rocks rich in industrial minerals worth ...

One recent morning near the mouth of a canyon in southwest Colorado Springs, Christine Siddoway placed a few peculiar rocks ...

Say an EKG machine is monitoring your heart, when it suddenly flatlines. You'd be keenly interested to know whether your heart had stopped or the machine had simply gone on the fritz. Paleontologists ...

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 ...

So it’s almost certainly not aliens, but few images returned by our robotic rovers on Mars have looked more alien than a pair of bizarre rock spikes jutting up out of the Red Planet’s ochre soil. The ...