Rockhounders can find all kinds of gemstones across the United States, but there are certain places where geodes can be found ...

Thundereggs look like regular rocks from the outside, but contain intricate and colorful mineral patterns inside — often made ...

Microscopic evidence reveals how cooling magma chambers were recharged by fresh volcanic injections 2.5 billion years ago to ...

Scientists on NASA's Perseverance mission made a surprising discovery about the composition of rock in Jezero Crater, one that will help them get a better idea of when water existed on Mars, and ...

Here are the 5 best prog rock songs under 3 minutes long! If you asked someone to define the most prevalent traits of progressive rock, they’d likely mention prolonged song lengths before almost ...

Scientists on NASA's Perseverance mission made a surprising discovery about the composition of rock in Jezero Crater, one that will help them get a better idea of when water existed on Mars, and ...

In a recent study, geologists say Michigan is home to the oldest known rock in the nation. Watersmeet gneiss is found in Michigan's Upper Peninsula. Minnesota's Morton gneiss previously held the title ...

UNIFORM with the “Rock Minerals” of the same author, now in its second edition, the work which Prof. Iddings has now completed will take an assured place as the fullest and most comprehensive ...

This image from NASA’s Mars Perseverance rover, taken by the Mastcam-Z instrument’s right eye, shows the ‘Skull Hill’ target, a dark-toned float rock. The rover acquired this image while driving west ...

Eleanor has an undergraduate degree in zoology from the University of Reading and a master’s in wildlife documentary production from the University of Salford. Eleanor has an undergraduate degree in ...

The rock cycle is a prime example of how Earth is truly dynamic. The three main rock types that compose the Earth’s lithosphere undergo continual transformation into one another due to geologic ...