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Articles on Geoscience

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Two crystalline materials together: kyanite (blue) embedded in quartz (white). Photo 12/Universal Images Group via Getty Images

How do crystals form?

There are a lot of myths about crystals − for example, that they are magical rocks with healing powers. An earth scientist explains some of their amazing true science.
Engineers have tried to corral a mud volcano in Indonesia that has covered more than 1,700 acres with mud. Eka Dharma/AFP via Getty Images

What are mud volcanoes?

When mud, fluids and gases erupt at the Earth’s surface, they hint at what’s happening underground, allowing scientists to build a more comprehensive 3D view of what’s going on inside our planet.
Earth’s interior 80 million years ago with hot structures in yellow to red (darker is shallower) and cold structures in blue (darker is deeper). Ömer Bodur/Nature

Volcanoes, diamonds, and blobs: a billion-year history of Earth’s interior shows it’s more mobile than we thought

Ancient blobs deep inside the Earth gather together and break apart like continents, according to new research.
Prof. Stephen Meyers and his Geoscience 100 class at the University of Wisconsin-Madison. Photo by Ethan Parrish. Author provided

The profound perspective of geoscience can unite students

A science researcher’s work gets twisted by a conservative news site; he considers this his wake-up call to educate as many students as possible about the importance of science to our world.
The International Space station transits the “Blue moon” in late June 2015. Dylan O'Donnell

The moon is still geologically active, study suggests

New analysis of data from the Apollo era shows that moonquakes occur close to visible faults, which may matter when setting up a moon base.

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