Clues point to eruption
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Geologist Willie Scott was discussing overnight activity on Mount St. Helens when he got sidetracked Monday by a volcanic interruption.
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VANCOUVER, Wash.  - Small earthquakes were  detected at Mount St. Helens on Saturday, a warning sign that  pressure was building up again in the volcano after it spewed  steam and ash on Friday, scientists said.
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Earthquake intensity is increasing and preliminary measurements show magma may be moving into the crater area of Mount St. Helens, federal scientists warned Wednesday.
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Weeks or months of occasional steam blasts and possibly some eruptions of fresh volcanic rock and ash are the most likely scenario at Mount St. Helens, scientists say.
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MOUNT ST. HELENS -- In a sudden explosion of steam, ash and gas, Mount St. Helens erupted yesterday, following weeks of tense seismic speculation.
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Scientists detected a volcanic tremor at Mount St Helens in the United States early on Sunday, hours after officials raised the volcano&#39;s alert level, cleared hundreds of visitors from the area and warned that a major eruption was imminent.
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New thermal images reveal that parts of the lava dome in Mount St. Helens&#39; crater are piping hot, a sign that magma continues to rise, scientists said Monday.
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Rising temperatures in Mount St. Helens&#39; crater have scientists convinced that molten rock near the surface will erupt soon. They just don&#39;t know how soon or how explosive the eruption might be.
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There is a 70 percent chance that Mount St. Helens will erupt by the end of October, with an explosion that could blast fist-sized rocks as far as three miles, geologists said Thursday.
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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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VANCOUVER, Wash. - Volcano experts are trying to figure out what other tricks Mount St. Helens might show off after Friday&#39;s eruption, the first in 18 years at the region&#39;s most active volcano.
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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
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Experts say the recent surge of quakes means a steam explosion or eruption is possible. By Lukas Velush. The size and frequency of more than 2,000 tiny earthquakes that have hit Mount St.
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Mount St. Helens may have eruptions in coming days similar to yesterday&#39;s 25-minute flare-up as the Washington state volcano endures up to two earthquakes a minute.
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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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Scientists closely monitoring Mount St. Helens say they are convinced the Washington state volcano is getting ready to erupt at any time.
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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.