The renewed activity marks the opening chapter of what scientists fear could be another restless year for Europe’s most ...

What’s more nerve-wracking than climbing an active volcano? Climbing it with kilos of delicate equipment, knowing that a single eruption could send both scientists and sensors hurtling downhill. Over ...

Let’s image the simplest, most boring volcano possible. It consists of a magma balloon fed by a straw. The ground is perfectly flat above the balloon. Magma comes up the straw at a constant ...

Learn techniques for surviving a pyroclastic flow.

Popocatépetl emerged in the crater of other volcanoes in its current form more than 20,000 years ago and has been active ...