An enormous area of the Earth’s crust has torn and slumped, dropping about 5 kilometers (3 miles). We’ve only just noticed ...

Far from boring, this period saw the reorganization of deep Earth in manners that prepared the way for life to grow complex.

The percentage of water in arc volcanoes, which form above subduction zones, may be far more than many previous studies have calculated. This increased amount of water has broad implications for ...

The SZ4D Implementation Plan details how the scientific community plans to make major advances in understanding subduction zone hazards. Subduction zones, where one tectonic plate slides beneath ...

A typically quiet volcano in southeastern Iran has risen by about 3.5 inches, and it has not settled back down. This sudden ...

For decades, the colossal Taftan volcano of eastern Iran appeared a lifeless piece of history. It towered nearly 13,000 feet ...

How do volcanoes form? The majority of volcanoes in the world form along the boundaries of Earth's tectonic plates—massive expanses of our planet's lithosphere that continually shift, bumping into one ...

Over millions of years, the Earth’s upper layers have performed a dance that has created mountains, volcanoes, continents, ridges and ocean trenches. Tectonic plates play a key role in this process.