Scientists: Volcano Could Swamp U.S. with Mega-Tsunami
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A wall of water up to 55 yards high crashing into the Atlantic seaboard of the United States, flattening everything in its path -- not a Hollywood movie but a dire prophecy by some British and U.S. academics.
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SEATTLE - Seismologists believe there's an increased likelihood of a hazardous event at Mount St. Helens due to a strengthening series of earthquakes at the volcano...
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Tsunami-like waves created by an earthquake may have triggered the world's largest known hydrothermal explosion some 13,000 years ago, a federal scientist says
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Caribbean and Atlantic coastlines &#151; not just the Indian Ocean's tsunami-ravaged shores &#151; would benefit from a tsunami warning system like the one in the Pacific, says the chief of the U.S. weather research agency.
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The United States is moving on several fronts toward a global tsunami warning system following the Asian catastrophe.
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Visitors to one of the world's most active volcanoes are being kept hundreds of feet away from a 55-acre lava delta that authorities believe may soon collapse into the Pacific Ocean.
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More steam gushed out of Mount St. Helens following an increase in earthquake activity, keeping scientists guessing as to what is happening deep within the volcano and perhaps
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Pressure is still high inside America's Mount St Helens volcano but the chance of an eruption may be receding.
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Tsunami-like waves created by an earthquake may have triggered the world's largest known hydrothermal explosion some 13,000 years ago, a federal scientist says.
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A series of unusual earthquakes near Mount St. Helens in recent days has scientists warning that something more serious could be imminent.
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The US Geological Survey has issued a Level 3 Volcano Alert, indicating a Mount St. Helens eruption is imminent. Tom Pierson, of the Geological Survey, explained the level warning
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Federal scientists issued a warning Wednesday, saying there&#39;s a heightened possibility Mount St. Helens may experience a small to moderate eruption.
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A strengthening series of earthquakes at Mount St. Helens prompted seismologists Sunday to warn that the once-devastating volcano may see a small explosion soon.
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It was only a &quot;hiccup,&quot; said geologist Tom Pierson, but Mount St. Helens showed again why it remains one of the most feared of the 1,000 volcanoes in an ancient chain known as the Pacific Ring of Fire.
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A large plume of steam is emitting from the top of the Mount St. Helens volcano in the northwest United States, and scientists say an eruption is likely.
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Another eruption of steam and ash at Mount St. Helens kept the rumbling volcano on the minds of many around the nation . Seismologists are predicting a larger eruption - one with magma instead
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A wave of small earthquakes that has caused alarm in southern Chile may be related to the birth of an undersea volcano, officials said Tuesday.