Geologist monitors emissions for clues about volcanoes
623983
MOUNT ST. HELENS -- The plane is a speck of mica in the volcano&#39;s plume. It cuts back and forth through the cloud, battling the updrafts, downdrafts and turbulent air currents that form over a hot, heaving crater.
281908
U.S. scientists say they have made a discovery that could help public health officials know instantly when pollution moves into the coastal ocean.
71743
Scientists closely monitoring Mount St. Helens say they are convinced the Washington state volcano is getting ready to erupt at any time.
272656
However, they warn that predicting a volcano&#39;s eruption isn&#39;t an exact science, and there&#39;s a 30 percent chance &quot;it just might go back to sleep.
497186
Government scientists have warned hikers and researchers not to go near the crater of the Mount St. Helens volcano because there is an "increased likelihood" an explosion could occur, sending rocks and debris down the side of the mountain.
752688
Scientists increased the alert level warning yesterday of the possibility of an eruption on Mount St. Helens, as they puzzled over the volcano&#39;s peculiar behavior.
341478
Scientists are planning to take the pulse of the planet -- and more -- in an effort to improve weather forecasts, predict energy needs months in advance, anticipate disease outbreaks and even tell fishermen where the catch will be abundant.
108704
Mount St. Helens began blowing a large cloud of smoke and steam Friday afternoon following a week in which scientists have closely monitored the volcano.
402294
JOHNSTON RIDGE OBSERVATORY -- Scientists issued a volcano alert Saturday after seismic activity indicated magma movement beneath Mount St.
705867
Scientists tap everything from gas-sniffing devices to GPS systems to better forecast when a mountain will stir. By Brad Knickerbocker | Staff writer of The Christian Science Monitor.
43742
Scientists will comb data sent back from Titan by the Huygens probe for the chemical signature of life in a bid to identify the moon's source of methane.
467685
Helium isotopes reveal hidden stores of geothermal energy.
59050
Mount St. Helens&#39; recent eruption may be replaying a scene straight from the geochemical drama that led to life on Earth. Besides ash and lava, most volcanoes
209234
A global monitoring network that detects potential nuclear blasts has proven to be a boon to seismology.
632282
Scientists looking into air quality and climate change have found pollutants from as far as Asia over New England and the Atlantic.
718485
Visitors line a sidewalk with chairs and cameras as they watch a small steam emission from Mount St. Helens, Wednesday, Oct. 13, 2004, at the Coldwater Ridge Visitors Center at Mount St.
705578
Pinpointing pollutant sources is an important part of the ongoing battle to improve air quality and to understand its impact on climate.