The researchers posit that the volcano could have supported conditions favorable for life in the once-watery Jezero crater.

Yooperlites can be found as loose pebbles and cobbles along many Lake Superior beaches and even in some inland gravel pits.

Yooperlites are a variety of sodalite-rich syenite found in the Upper Peninsula of Michigan.

Because these crater floor samples came from igneous rocks forged in lava flows, they can help scientists understand the chemical composition of Mars’s interior, Wadhwa points out. That could ...

The findings may signify a much more dynamic Antarctic landscape history than previously recognized, including added support ...

Instead, researchers are now exploring the possibility that Skull Hill could be a chunk of igneous rock, formed from cooling magma and potentially ejected by an impact event or uncovered by erosion.