A propagating rupture inside the Farallon slab closely follows the eruption sequence of the Steens-Columbia River flood basalt. | Lijun Liu from IGPP/UCSD

Ancient Yellowstone Eruptions Not from Supervolcano

The ancient Yellowstone eruptions may not have been from a supervolcano. Learn more about the ancient Yellowstone eruptions in this article.

November 27, 2012
3:00 AM EST