Three-dimensional (3D) reconstruction is of great significance to the research of spatial structure and physical properties of porous media. In this paper, we propose a kind of new 3D reconstruction ...

In 2008 scientists reported that rocks in Canada were the world’s oldest. New data appear to confirm this contested claim ...

A hidden box-lattice suggests groundwater sculpted Mars long after surface water fled; Curiosity’s drills aim to confirm the ...

Curiosity finds strange boxwork ridges on Mars that hint at ancient underground water. Scientists are now drilling for ...

One of the most enchanting features of Macedonia Brook State Park is, unsurprisingly, Macedonia Brook itself. This waterway ...

A Rock Older Than Life as We Know It. The Earth is about 4.5 billion years old, and finding rock that’s nearly that ancient is rare. The Watersmeet gneiss, located in the Upper Peninsula, has been ...

That led to a paper published in the Geological Society of America in April, examining the oldest of old rocks in Wyoming, Minnesota and Michigan, as well as identifying a new record holder in ...

Priced at $239, the fifth variant with the CNC-machined rock pattern handle is currently unavailable but you can sign up to be notified if/when that changes. Kansept Knives. Kansept Caveman. Starts at ...

The diagenetic processes and their products identified in the studied rocks are: compaction of metamorphic rocks fragments and intraclasts forming pseudomatrix; quartz and feldspar (albite and ...