NASA's Perseverance rover has spotted an oddball rock in an ancient river channel on Mars. Deputy project scientist Katie ...

Gray rocks uncovered in northern Nunavik, Quebec, Canada may be the ultimate primordial find. The stones date back 4.16 ...

Māori in the Auckland and Northland regions were historically quite social, a recent study employing "social network analysis" of obsidian rock has found. Obsidian was used as a tool by Māori ...

Obsidian was pretty fun to work with. We received two large obsidian rocks, which we cut into super thin transparent slices and attempted to create a cube. The result turned out pretty cool. I ...

Using rock samples collected from the Wasatch Fault, geoscientists combined experiments and analysis with examinations of fault rock textures. The team's research revealed significant clues about ...

Resarchers, including Dr. Michael Tice at Texas A&M University, use the sophisticated technology on NASA's Perseverance rover to analyze volcanic rocks in Mars' Jezero Crater. Their findings show ...

Hand-carved arrowheads and jagged spears made of obsidian, a sharp rock formed by volcanic magma, are remnants of vast prehistoric trade networks that once cut across western North America. New ...

On March 13, Obsidian released patch 1.3 for Avowed on both Xbox and PC. Alongside the update, Obsidian published a massive patch notes post that outlines all the various changes, fixes, and tweaks.

We have seen many more since, and the above might be another example. The landscape directly around the rover today also has some interesting textures and, most important, some more regular-looking ...

School of rock: Properties of rocks in fault zones contribute to earthquake generation Date: February 26, 2025 Source: University of Michigan Summary: A study looking at a small region in Japan ...

A fragment of obsidian with a relatively flat surface and subcircular shape was selected, sharp edges and ridges were removed, contours were polished, and a coarse-grained stone was used to begin ...