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Sierra Nevada rose to current height earlier than thought 
Geologists studying deposits of volcanic glass in the western United States have found that the central Sierra Nevada largely attained its present elevation 12 million years ago, roughly 8 or 9 million years earlier than commonly thought.
Geologists studying deposits of volcanic glass in the western United States have found that the central Sierra Nevada largely attained its present elevation 12 million years ago, roughly 8 or 9 million years earlier than commonly thought.
Geology
Source: EurekAlert
Posted on: Wednesday, Apr 23, 2008, 4:44pm
Rating: | Views: 1186 | Comments: 0
Source: EurekAlert
Posted on: Wednesday, Apr 23, 2008, 4:44pm
Rating: | Views: 1186 | Comments: 0
1600 eruption caused global disruption
The 1600 eruption of Huaynaputina in Peru had a global impact on human society, according to a new study of contemporary records by geologists at UC Davis.
The 1600 eruption of Huaynaputina in Peru had a global impact on human society, according to a new study of contemporary records by geologists at UC Davis.
Geology
Source: EurekAlert
Posted on: Wednesday, Apr 23, 2008, 4:44pm
Rating: | Views: 1348 | Comments: 0
Source: EurekAlert
Posted on: Wednesday, Apr 23, 2008, 4:44pm
Rating: | Views: 1348 | Comments: 0
To a fault: the bottom line on earthquakes
The 5.2 earthquake that jolted area residents from their sleep on April 18 was a surprise to some, but not to researchers at the University of Cincinnati. Q and A with an earthquake expert.
The 5.2 earthquake that jolted area residents from their sleep on April 18 was a surprise to some, but not to researchers at the University of Cincinnati. Q and A with an earthquake expert.
Geology
Source: EurekAlert
Posted on: Tuesday, Apr 22, 2008, 10:42am
Rating: | Views: 1311 | Comments: 0
Source: EurekAlert
Posted on: Tuesday, Apr 22, 2008, 10:42am
Rating: | Views: 1311 | Comments: 0
Scientists Not Surprised at Midwest Quake
The Illinois earthquake surprised residents, but not scientists.
The Illinois earthquake surprised residents, but not scientists.
Tiny tremors can track extreme storms in a warming planet
Data from faint earth tremors caused by wind-driven ocean waves—often dismissed as “background noise” at seismographic stations around the world—suggest extreme ocean storms have become more frequent over the past three decades
Data from faint earth tremors caused by wind-driven ocean waves—often dismissed as “background noise” at seismographic stations around the world—suggest extreme ocean storms have become more frequent over the past three decades
Geology
Source: EurekAlert
Posted on: Thursday, Apr 17, 2008, 10:46am
Rating: | Views: 1222 | Comments: 0
Source: EurekAlert
Posted on: Thursday, Apr 17, 2008, 10:46am
Rating: | Views: 1222 | Comments: 0
Methane sources over the last 30,000 years
Ice cores are essential for climate research, because they represent the only archive which allows direct measurements of atmospheric composition and greenhouse gas concentrations in the past.
Ice cores are essential for climate research, because they represent the only archive which allows direct measurements of atmospheric composition and greenhouse gas concentrations in the past.
Geology
Source: EurekAlert
Posted on: Wednesday, Apr 16, 2008, 3:42pm
Rating: | Views: 1198 | Comments: 0
Source: EurekAlert
Posted on: Wednesday, Apr 16, 2008, 3:42pm
Rating: | Views: 1198 | Comments: 0
Unearthing clues of catastrophic earthquakes
The destruction and disappearance of ancient cultures mark the history of human civilization, making for fascinating stories and cautionary tales.
The destruction and disappearance of ancient cultures mark the history of human civilization, making for fascinating stories and cautionary tales.
Geology
Source: EurekAlert
Posted on: Wednesday, Apr 16, 2008, 3:42pm
Rating: | Views: 1194 | Comments: 0
Source: EurekAlert
Posted on: Wednesday, Apr 16, 2008, 3:42pm
Rating: | Views: 1194 | Comments: 0
Big Quake May Rock Calif. by 2037
Scientists forecast a major West Coast temblor in the next three decades.
Scientists forecast a major West Coast temblor in the next three decades.
Geology
Source: ABC News
Posted on: Tuesday, Apr 15, 2008, 8:58am
Rating: | Views: 1393 | Comments: 0
Source: ABC News
Posted on: Tuesday, Apr 15, 2008, 8:58am
Rating: | Views: 1393 | Comments: 0
Holes in the Earth: 170 and Counting
Scientists are still finding new pockmarks on our barraged planet.
Scientists are still finding new pockmarks on our barraged planet.
Geology
Source: Space.com
Posted on: Monday, Apr 14, 2008, 8:59am
Rating: | Views: 1885 | Comments: 0
Source: Space.com
Posted on: Monday, Apr 14, 2008, 8:59am
Rating: | Views: 1885 | Comments: 0
Scientists baffled by swarm of quakes in Ore.
Scientists listening to underwater microphones have detected an unusual swarm of earthquakes off central Oregon, something that often happens before a volcanic eruption — except there are no volcanoes in the area.
Scientists listening to underwater microphones have detected an unusual swarm of earthquakes off central Oregon, something that often happens before a volcanic eruption — except there are no volcanoes in the area.
Geology
Source: USA Today
Posted on: Monday, Apr 14, 2008, 8:59am
Rating: | Views: 1280 | Comments: 0
Source: USA Today
Posted on: Monday, Apr 14, 2008, 8:59am
Rating: | Views: 1280 | Comments: 0
The volcano that changed the world
Eruption in 1600 may have plunged the globe into cold climate chaos.
Eruption in 1600 may have plunged the globe into cold climate chaos.
The Race to Find the World's Biggest Underwater Caves
As Stephen Bogaerts and Robbie Schmittner explore the 100-mile-long Sac Actun underwater cave, they control their breathing so that they use 1/4 as much oxygen as a novice. They trace their path with a nylon rope they unspool behind them; lose the cord and they're goners.
As Stephen Bogaerts and Robbie Schmittner explore the 100-mile-long Sac Actun underwater cave, they control their breathing so that they use 1/4 as much oxygen as a novice. They trace their path with a nylon rope they unspool behind them; lose the cord and they're goners.
Geology
Source: Discover Magazine
Posted on: Monday, Apr 14, 2008, 7:52am
Rating: | Views: 1594 | Comments: 0
Source: Discover Magazine
Posted on: Monday, Apr 14, 2008, 7:52am
Rating: | Views: 1594 | Comments: 0
Geologists discover new way of estimating size and frequency of meteorite impacts
Meteorite linked to mass extinction 65 million years ago was 4 to 6 kilometers in diameter
Meteorite linked to mass extinction 65 million years ago was 4 to 6 kilometers in diameter
Geology
Source: EurekAlert
Posted on: Friday, Apr 11, 2008, 3:12pm
Rating: | Views: 1495 | Comments: 0
Source: EurekAlert
Posted on: Friday, Apr 11, 2008, 3:12pm
Rating: | Views: 1495 | Comments: 0
Sediments reveal past blasts
New method evaluates past meteorite strikes from changes in sea chemistry.
New method evaluates past meteorite strikes from changes in sea chemistry.
Journey to the center of the earth: Discovery sheds light on mantle formation
Uncovering a rare, two-billion-year-old window into the Earth’s mantle, a University of Houston professor and his team have found our planet’s geological history is more complex than previously thought.
Uncovering a rare, two-billion-year-old window into the Earth’s mantle, a University of Houston professor and his team have found our planet’s geological history is more complex than previously thought.
Geology
Source: EurekAlert
Posted on: Friday, Apr 11, 2008, 9:43am
Rating: | Views: 1211 | Comments: 0
Source: EurekAlert
Posted on: Friday, Apr 11, 2008, 9:43am
Rating: | Views: 1211 | Comments: 0
Curious cloud formations linked to quakes
Distinctive cloud formations were spotted above an active fault in Iran before each of two large earthquakes occurred
Distinctive cloud formations were spotted above an active fault in Iran before each of two large earthquakes occurred
Geology
Source: New Scientist
Posted on: Friday, Apr 11, 2008, 9:42am
Rating: | Views: 1580 | Comments: 0
Source: New Scientist
Posted on: Friday, Apr 11, 2008, 9:42am
Rating: | Views: 1580 | Comments: 0
Grand Canyon may be as old as dinosaurs, says new study
New geological evidence indicates the Grand Canyon may be so old that dinosaurs once lumbered along its rim, according to a study by researchers from the University of Colorado at Boulder and the California Institute of Technology.
New geological evidence indicates the Grand Canyon may be so old that dinosaurs once lumbered along its rim, according to a study by researchers from the University of Colorado at Boulder and the California Institute of Technology.
Geology
Source: EurekAlert
Posted on: Thursday, Apr 10, 2008, 1:09pm
Rating: | Views: 1200 | Comments: 0
Source: EurekAlert
Posted on: Thursday, Apr 10, 2008, 1:09pm
Rating: | Views: 1200 | Comments: 0
Conductive mineral could change day length
The electrical properties of a new-found mineral could help to explain our planet's wiggle.
The electrical properties of a new-found mineral could help to explain our planet's wiggle.
Scientists learn barrier to earthquakes weaker than expected
Discovery means other sites such as the Cascadia Subduction Zone in northwestern North America have potential for more severe earthquakes than once thought
Discovery means other sites such as the Cascadia Subduction Zone in northwestern North America have potential for more severe earthquakes than once thought
Geology
Source: EurekAlert
Posted on: Wednesday, Apr 02, 2008, 5:20pm
Rating: | Views: 1308 | Comments: 0
Source: EurekAlert
Posted on: Wednesday, Apr 02, 2008, 5:20pm
Rating: | Views: 1308 | Comments: 0
Continents loss to oceans boosts staying power
New research suggests that the geological staying power of continents comes partly from their losing battle with the Earth's oceans over magnesium.
New research suggests that the geological staying power of continents comes partly from their losing battle with the Earth's oceans over magnesium.
Geology
Source: EurekAlert
Posted on: Tuesday, Apr 01, 2008, 12:29pm
Rating: | Views: 1182 | Comments: 0
Source: EurekAlert
Posted on: Tuesday, Apr 01, 2008, 12:29pm
Rating: | Views: 1182 | Comments: 0
Under the sea
For the first time scientists have mapped the layers of once molten rock that lie beneath the edges of the Atlantic Ocean and measure over eight miles thick in some locations.
For the first time scientists have mapped the layers of once molten rock that lie beneath the edges of the Atlantic Ocean and measure over eight miles thick in some locations.
Geology
Source: EurekAlert
Posted on: Thursday, Mar 27, 2008, 10:31am
Rating: | Views: 1185 | Comments: 0
Source: EurekAlert
Posted on: Thursday, Mar 27, 2008, 10:31am
Rating: | Views: 1185 | Comments: 0
Would You Like a Large Shake with that Little Mac?
SDSC researchers turn SeisMac feature on Apple laptops into an innovative learning tool.
SDSC researchers turn SeisMac feature on Apple laptops into an innovative learning tool.
Geology
Source: Newswise
Posted on: Thursday, Mar 27, 2008, 8:49am
Rating: | Views: 13551 | Comments: 0
Source: Newswise
Posted on: Thursday, Mar 27, 2008, 8:49am
Rating: | Views: 13551 | Comments: 0
New findings from Tibetan Plateau suggest uplift occurred in stages
Himalayan region remained below sea level while central region rose, geologists say
Himalayan region remained below sea level while central region rose, geologists say
Geology
Source: EurekAlert
Posted on: Monday, Mar 24, 2008, 6:01pm
Rating: | Views: 1198 | Comments: 0
Source: EurekAlert
Posted on: Monday, Mar 24, 2008, 6:01pm
Rating: | Views: 1198 | Comments: 0
Gas-belching volcanoes may have killed dinosaurs
People with a genetic variation that slows down HIV may also be causing a mutation to the AIDS virus that makes it less potent if transmitted to others
People with a genetic variation that slows down HIV may also be causing a mutation to the AIDS virus that makes it less potent if transmitted to others
Nanoscience will change the way we think about the world
The ubiquity of mineral nanoparticles in natural waters, the atmosphere, and in soils and their intriguing properties provide Earth scientists with another dimension in which to understand our planet.
The ubiquity of mineral nanoparticles in natural waters, the atmosphere, and in soils and their intriguing properties provide Earth scientists with another dimension in which to understand our planet.
Geology
Source: EurekAlert
Posted on: Thursday, Mar 20, 2008, 1:55pm
Rating: | Views: 1160 | Comments: 0
Source: EurekAlert
Posted on: Thursday, Mar 20, 2008, 1:55pm
Rating: | Views: 1160 | Comments: 0
Video: Climbing robot throws its weight around
A four-limbed robot climbs vertical walls using foot- and handholds like a human climber. The technology could be used to scale Martian cliffs to find exposed rocks and reveal new information about the planet’s geology.
A four-limbed robot climbs vertical walls using foot- and handholds like a human climber. The technology could be used to scale Martian cliffs to find exposed rocks and reveal new information about the planet’s geology.
Robotics
Source: New Scientist
Posted on: Thursday, Mar 20, 2008, 10:12am
Rating: | Views: 1754 | Comments: 0
Source: New Scientist
Posted on: Thursday, Mar 20, 2008, 10:12am
Rating: | Views: 1754 | Comments: 0
Earth, Mars, Moon Have Different Origin, Study Says
A new study is challenging the long-standing notion that the whole solar system formed from the same raw materials.
A new study is challenging the long-standing notion that the whole solar system formed from the same raw materials.
Geology
Source: National Geographic
Posted on: Thursday, Mar 20, 2008, 9:46am
Rating: | Views: 1559 | Comments: 0
Source: National Geographic
Posted on: Thursday, Mar 20, 2008, 9:46am
Rating: | Views: 1559 | Comments: 0
Forecasting Tsunami Threats Through Layers of Sand and Time
The catastrophic Indian Ocean event in December 2004 that killed 230,000 people in a dozen countries – including 15,000 in India – was hardly a one freak occurrence. It could happen again.
The catastrophic Indian Ocean event in December 2004 that killed 230,000 people in a dozen countries – including 15,000 in India – was hardly a one freak occurrence. It could happen again.
Geology
Source: Newswise
Posted on: Tuesday, Mar 18, 2008, 2:39pm
Rating: | Views: 1189 | Comments: 0
Source: Newswise
Posted on: Tuesday, Mar 18, 2008, 2:39pm
Rating: | Views: 1189 | Comments: 0
10 questions shaping 21st-century earth science identified
Ten questions driving the geological and planetary sciences were identified today in a new report by the National Research Council. Aimed at reflecting the major scientific issues facing earth science at the start of the 21st century, the questions represent where the field stands, how it arrived at this point, and where it may be headed.
Ten questions driving the geological and planetary sciences were identified today in a new report by the National Research Council. Aimed at reflecting the major scientific issues facing earth science at the start of the 21st century, the questions represent where the field stands, how it arrived at this point, and where it may be headed.
Geology
Source: EurekAlert
Posted on: Wednesday, Mar 12, 2008, 10:13am
Rating: | Views: 1200 | Comments: 0
Source: EurekAlert
Posted on: Wednesday, Mar 12, 2008, 10:13am
Rating: | Views: 1200 | Comments: 0
Canada's frigid north a diamond miner's paradise
Once a hotbed of gold mining, Canada's far north is now unearthing riches from a different precious commodity: diamonds.
Once a hotbed of gold mining, Canada's far north is now unearthing riches from a different precious commodity: diamonds.
Geology
Source: Reuters
Posted on: Wednesday, Mar 12, 2008, 8:35am
Rating: | Views: 1211 | Comments: 0
Source: Reuters
Posted on: Wednesday, Mar 12, 2008, 8:35am
Rating: | Views: 1211 | Comments: 0
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