Inside the McDermitt Caldera, a 16‑million‑year‑old volcanic crater straddling the Oregon–Nevada border, geologists have ...

Buried beneath the high desert on the Oregon–Nevada line, an ancient volcanic scar is suddenly being talked about in the same ...

The Tolbachik volcano, located on the Kamchatka Peninsula, has long served as a natural laboratory for understanding high‐temperature mineral formation associated with volcanic eruptions. The diverse ...

Philipp Ruprecht, Ph.D., is a native German, and received his bachelor’s degree in geological sciences from Georg-August University Göttingen, Germany, in 2001. After a year abroad at UCLA, he ...

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

The abundance of natural resources on the largest island on Earth is tied to its hugely varied geological history over the past four billion years ...