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News stories tagged with "volcano"

1980 eruption of Mt. St. Helens in Washington. Photo: <a href="http://en.wikipedia.org/wiki/File:MSH80_eruption_mount_st_helens_05-18-80-dramatic-edit.jpg">USGS</a>
1980 eruption of Mt. St. Helens in Washington. Photo: USGS

Natural Selections: Predicting Volcanos

Database analysis shows that winter, in addition to its other woes, is volcano season. Martha Foley wonders why. Dr. Curt Stager points the finger at the Pacific Ocean, which piles water on the North American coast and lightens the load on Asia. The stress comes out it crustal acne.  Go to full article
Olympus Mons compared to Arizona
Olympus Mons compared to Arizona

Natural Selections: Extraterrestrial Volcanoes

Planetary probes continue to bring us remarkable images of other worlds. Images of Venus show a blast furnace environment crossed by rivers of molten rock. On Mars one can see a shield volcano the size of Arizona. Martha Foley and Dr. Curt Stager take us out of this world.  Go to full article

Natural Selections: When Fire Meets Water

The power of volcanos comes from more than the intense heat and pressure found beneath the earth. The force behind violent eruptions often comes from steam created when molten lava vaporizes underground water. Martha Foley and Dr. Curt Stager talk about nature's blowouts.  Go to full article

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