Montserrat volcano: Has it gone quiet?
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Scientists meet  this week to decide if Montserrat's SoufriÃ¨re Hills Volcano still poses a major threat to the island's inhabitants.
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Mount St Helens has belched more steam after several days of tremors, raising fears that one of the US&#39;s deadliest volcanoes might erupt at any moment.
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Steam seeping from a fracture atop the lava dome in Mount St. Helens' crater and the mountain's first noteworthy seismic activity since 2004 have caught scientists' attention this week as signs that something is moving inside it.
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Oct. 7, 2004 - US authorities on Wednesday lowered the eruption alert around the Mount St. Helens volcano, saying that an explosion of the simmering peak was no longer imminent.
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JOHNSTON RIDGE OBSERVATORY -- Scientists issued a volcano alert Saturday after seismic activity indicated magma movement beneath Mount St.
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Montserrat's Soufriere Hills volcano blasted ash and steam into the air on Thursday, and authorities warned the Caribbean island could see heightened activity in coming days.
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Geologist David Johnston wouldn't have died on Mount St. Helens today. New equipment developed since the 1980 eruption of the volcano has made it possible for volcanologists to take better measurements without hiking up the volatile mountain, a requirement 24 years ago that cost Johnson his life.
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&quot;They&#39;ve closed down the observatory there for a while, just to be safe,&quot; Alice Johnston said. The observatory is the Johnston Ridge Observatory on Johnston Ridge, about 5 miles from the volcano.
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Summary - (Dec 23, 2004) Photographs taken by the European Space Agency&#39;s Mars Express spacecraft seem to indicate that there still could be active volcanism on the Red Planet.
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Mount St Helens, the volcano in the northwest USA that erupted spectacularly in 1980, is showing signs of blowing again. But despite modern technology, predicting eruptions is still a black art, say US experts.
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Restive US volcano Mount St. Helens let off more steam Tuesday as hot rock pushing toward the surface melted the peak&#39;s glaciers, scientists monitoring the mountain said.
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(Mount St. Helens, Wash.-AP, October 10, 2004) - Mount St. Helens vented a new column of steam Sunday, a lazy plume that rose out of the crater of the snow-dusted volcano.
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Scientists tracking renewed earthquake activity at Mount St Helens are warning that a second eruption may be brewing. Officials evacuated a visitor centre at the Johnston Ridge Observatory about five miles from the volcano&#39;s crater as a safety precaution.
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MOUNT ST. HELENS, Wash. -- Mount St. Helens, the volcano that blew its top with cataclysmic force in 1980, erupted for the first time in 18 years today, belching a huge column of white steam and ash after days of rumblings.
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Mt St Helens, a volcano that devastated swathes of the US north-west when it erupted 24 years ago has rumbled back to life, raising fears of a fresh explosion, seismologists said.
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SEATTLE Sept. 27, 2004 - Small earthquakes rattled Mount St. Helens at the rate of one or two a minute Monday, and seismologists were working to determine the significance of some of the most intense seismic activity in nearly 20 years.
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Part of the lava dome in Mount St. Helens&#39; crater has risen 50 to 100 feet since Tuesday while earthquake activity remained lowâ signs that molten rock is moving