Plate boundaries are where the action is. A large fraction of all earthquakes, volcanic eruptions, and mountain building occurs at plate boundaries. It is also where most of the people on Earth live.

A massive 37-million-year-old underwater canyon reveals the fossil trace of an ancient Atlantic tectonic boundary.

The solid ground that we all live on forms a thin crust around the Earth. It’s no more than 50km thick - and it’s just the upper part of the lithosphere. Below it is the upper mantle. It’s mostly ...

New scientific models mapping the Earth’s tectonic plates could help to sharpen our collective understanding of natural disasters like earthquakes and volcanic eruptions, scientists have said. The ...

Volcanoes and earthquake activity often occur in similar places in narrow zones of activity, as shown on the map. These zones include: the Pacific Ring of Fire around the Pacific Ocean the ...