6 places where you can (safely) watch lava flow

Massive river of molten iron found flowing in Earth's core

Italy's deadly supervolcano is readying itself for another eruption

Werner Herzog goes 'Into the Inferno'

Hundreds of ancient human footprints found near volcano

Kilauea's lava lake rises (and it's not done yet)

How volcanoes have shaped Iceland

3 national parks that turn up the heat

Extreme bees live on edge of active volcano

Kilauea's lava finally reaches the Pacific

Which U.S. volcanoes are likely to erupt next?

10 new islands formed in the last 20 years