"We're constantly finding new minerals, because we're exploring areas that might have conditions we didn't know about," Anderson said. There are three main types of rock — igneous, sedimentary and ...

Since soon after our planet formed, Earth's 4.6 billion-year-long history was dominated by single-celled life. Something ...

China’s Zhurong rover has found compelling evidence of a shoreline from a short-lived ancient ocean on Mars. This new ...

Calcite and dolomite in sedimentary rocks, like limestone and dolostone, and metamorphic rocks, like marble, are soluble in water and tend to erode quickly. Plutonic and metamorphic rocks are made ...