Water may have been shaping Earth’s deep interior far earlier than many geologists thought. In rocks more than 3 billion ...

Scientists directly observed a massive underwater volcanic eruption that created new oceanic crust, offering rare insight ...

Mount Etna has long puzzled geologists because it doesn't fit any of the three classic ways volcanoes are thought to form. A ...

Major clues to the origins of our planet—and life itself—are locked inside some three billion-year-old volcanic rocks from ...

In the 45°C heat of the midday April sun, I swing my sledgehammer into the terracotta-varnished lobes of pillow basalt ...

One of the most active regions in the world is the Pacific Ring of Fire. According to the USGS, this region is where the ...

Researchers studying ancient rocks from Western Australia's Pilbara Craton found evidence that water was moving deep into ...

A seamount sitting on a subducting tectonic plate off the coast of Japan and plowing its way into Earth's mantle may be at the root of several magnitude 7 earthquakes in the past 40 years. When you ...

It has been thought that plate tectonics were a significant factor in the shaping of our planet and the evolution of life. Mars and Venus don't experience such movements of crustal plates, but then ...

But the theory of plate tectonics has rocked this picture of the planet to its core. Plate tectonics reveals how Earth’s surface is constantly in motion, and how its features — volcanoes, earthquakes, ...

The plate tectonics theory established in the 20th century has been successful in interpreting many geological phenomena, processes, and events that have occurred in the Phanerozoic. However, the ...

A geologist has revealed intriguing insights into the volcanic activity on Mars. He proposes that Mars has significantly more diverse volcanism than previously realized, driven by an early form of ...