It features scenes of farmers tilling soil, majestic mountain roads, sedimentary rock formations, and granite and marble quarries. The film also highlights natural phenomena such as volcanic activity ...

Scientists discovered that volcanic eruptions in India’s Deccan Traps 66 million years ago released gases that altered Earth’s climate.

Earth’s climate over millions of years is shaped by both internal forces, like volcanic activity, and external ones, such as ...

A grant helped pay for the 98-acre property in Contra Costa County that is said to contain rare volcanic habitat.

Scientists found that volcanic eruptions triggered short-lived oxygen spikes before Earth's air became breathable.

The water that feeds the springs can run through several different types of rocks. Basalt is one common bedrock. It's a volcanic (igneous) rock resulting from cooled lava with a low amount of silica.

But volcanic activity was the driving force behind ... the Keweenaw basalt is a middle layer of pegmatoids, a type of igneous rock with notably coarse grains that produce giant crystals.

The non-profit conservation group Save Mount Diablo has bought the Ginochio Schwendel Ranch, a 98-acre property along the Marsh Creek wildlife corridor between Clayton and Brentwood.

An international team of scientists has synchronized key climate records from the Atlantic and Pacific Oceans to unravel the sequence of events during the last million years before the extinction of ...

One final type of volcanic system is the Large Igneous Province, a massive outpouring of lava made from rocks called basalts. These eruptions can flood millions of square miles with lava that's ...