“We found almost 11 times more events in the first three days after the main event. That’s surprising because this is a well-instrumented place and almost 90 percent of the activity was not being dete...
Earth Sciences |“Tsunamis can neither be prevented nor precisely predicted yet,” says site initiator Dr. Jian Lin, a WHOI geologist actively involved in tsunami research and a member of a U.S. national committee on t...
Earth Sciences |A dangerous level of carbon dioxide and methane gas haunts Lake Kivu, the freshwater lake system bordering Rwanda and the Republic of Congo.Scientists can’t say for sure if the volatile mixtur...
Ecology, The Environment and Conservation |"Those minor to moderate events along the San Jacinto fault relieve some of the stress built by the constantly moving tectonic plates," said Shimon Wdowinski, research associate professor at...
Earth Sciences |The team, funded by a National Science Foundation (NSF) grant, collected data Oct. 4 through Oct. 11 to document the impacts of the 8.1 earthquake and the ensuing tsunami that occurred on Sept. 29. Th...
Earth Sciences |When small earthquakes shake the central U.S., citizens often fear the rumbles are signs a big earthquake is coming. Fortunately, new research instead shows that most of these earthquakes are aftersho...
Earth Sciences |In 2005, a gigantic, 35-mile-long rift broke open the desert ground in Ethiopia. At the time, some geologists believed the rift was the beginning of a new ocean as two parts of the African continent p...
Earth Sciences |The system works well, and millions rely on it every day, but what tells the GPS satellites where they are in the first place? "For GPS to work, the orbital position, or ephemeris, of the...
Information Technology |Now, for the first time, a group of scientists working in the Kuril Islands off the east coast of Russia has documented the scope of tsunami-caused erosion and found that a wave can carry away far mor...
Earth Sciences |Dr. Goodman, an expert geo-archaeologist, exposed geological evidence of this by chance. Her original intentions in Caesarea were to assist in research at the ancient port and at offshore shipwrecks....
Earth Sciences |Reinforcing concrete with fibers isn’t a new idea, Volz says. The Roman Empire used hair and straw in their concrete structures and Egyptians mixed straw in clay to make harder bricks. Today short car...
Architecture and Construction |The region’s geology makes an earthquake-triggered tsunami inevitable and imminent in geologic time, Wang says, yet coastal towns and cities in the northwest are woefully unprepared for such a large-s...
Earth Sciences |"Looking for something like hurricane records in seismology doesn't occur to anybody," said Carl Ebeling, of Northwestern University in Evanston. "It's a strange and wondrous ...
Earth Sciences |"One of the very fundamental issues for understanding an earthquake is to know how the rupture is distributed on the fault plane, which is directly related to the amount of ground shaking and the...
Information Technology |"By showing the locations of people within a building during hostage situations, fires or other emergencies, radio tomography can help law enforcement and emergency responders to know where they ...
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