A new atlas charts the global distribution of unusual, critical-metal-bearing igneous rocks, finding that they often form ...

Scientists have identified a hidden deep-Earth pattern that may reveal where rare earth deposits form. The study links ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Igneous rock (derived from the Latin word ignis meaning fire), or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic. Igneous rock is formed through the ...