Mount Asama erupts for first time in five days, shaking nearby ...
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Mount Asama&#39;s mid-sized eruption set off a loud blast and shook a nearby town. It also sprinkled small bits on ash on downtown Tokyo.
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A strong earthquake jolted the central Aleutian Islands early Friday.
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Washington&#39;s Mount St. Helens released new lava into its crater after weeks of rattling earthquakes and repeated bursts of ash and steam.
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TOKYO - An earthquake measuring a preliminary magnitude of 6.4 on the Richter scale jolted extensive areas in the Tokai region in central Japan and the Kinki area in western Japan at 8:29 on Tuesday morning, the Japan Meteorological Agency said.
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MOUNT ST. HELENS NATIONAL VOLCANIC MONUMENT  -  Mount St. Helens spewed steam and gray ash from a small  explosive eruption in its crater on Friday, as the volcano in  Washington state awoke from its slumber for the first time in  nearly two decades.
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A magnitude 5.5 earthquake jolted New Zealand's capital early Friday, setting off security alarms and frightening many residents, officials said.
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SEATTLE - Seismologists believe there&#39;s an increased likelihood of a &quot;hazardous event&quot; at Mount St. Helens due to recent changes in the mountain&#39;s seismic activity.
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The frequency and strength of small earthquakes occurring near Washington state&#39;s Mount St. Helens accelerated for a second day, raising expectations that the volcano may erupt for the first time in almost 20 years.
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September 29, 2004 - Scientists in Washington state say Mount St. Helens may be getting ready to erupt again. Small earthquakes are being detected beneath the volcano&#39;s lava dome at the rate of 4 per minute.
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For the first time since Mount St. Helens awakened three weeks ago with earthquake rumblings and several bursts of ash and steam, new lava has pushed through to the surface, geologists reported yesterday.
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Mount Asama, one of Japan's largest and most active volcanoes, erupted almost continuously for a third straight day Thursday, spewing molten rocks and gray smoke into the air and setting off more than 1,000 tiny earthquakes.
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Continuous tremors rocked Mount St. Helens for 90 minutes overnight, geologists reported Monday, and that sustained activity foretells what could be a volcanic eruption within the next few minutes or months.
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One Alaska volcano has been emitting small bursts of ash for three weeks and another is being shaken by tremors, indicating that eruptions are possible at both within weeks, seismologists said on Monday.
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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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An earthquake measuring about 7.3 on the  Richter scale shook western Japan on Sunday, the second strong  quake to hit a area in five hours, and evacuations were ordered  due to approaching tsunamis, broadcaster NHK reported.
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Mount St. Helens, the volcano that blew its top with cataclysmic force in 1980, erupted for the first time in 18 years Friday, belching a huge column of white steam and ash after days of rumblings.
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Mount Rainier was shaken by its biggest earthquake in 30 years, but scientists said Tuesday that the increased seismic activity does not signal an eruption of the volcano.