More than 3 billion years ago, Mars intermittently had liquid water on its surface. After the planet lost much of its ...

Iron oxide minerals are found in rocks around the globe. Some are magnetic, and some of them rust—especially when exposed to ...

Rare earths have been thrust into the spotlight as a deal granting the US access to Ukraine’s mineral resources edges closer ...

NASA’s Perseverance rover found pale rocks containing kaolinite on Mars, a mineral that forms in warm, wet conditions.