Geology
The slow earthquake spectrum in the Japan Trench illuminated by the S-net seafloor observatories  Science Magazine · 1 hour
Investigating slow earthquake activity in subduction zones provides insight into the slip behavior of megathrusts, which can provide important clues... more
Detecting hydrothermal vents in volcanic lakes  PHYS.ORG · 4 hours
Geothermal manifestations at Earth's surface can be mapped and characterized by a variety of well-established exploration methods. However, mapping hydrothermal vents in aquatic environments is more challenging as conventional methods can no longer be applied. In... more
Geologists get called 'dirty polluters', but we're needed to fight climate change  PHYS.ORG · 5 hours
When people hear we are geologists, we are often asked if we have found any oil lately. Sadly—and wrongly—the most common view of geology... more
Explaining earthquakes we can't feel  SCIENCE DAILY · 5 hours
Researchers have explained mysterious slow-moving earthquakes known as slow slip events with the help of computer simulations. The answer, they learned, is in rocks' pores. more
Switching on the Atlantic Ocean heat pump  SCIENCE DAILY · 5 hours
34 million years ago the warm 'greenhouse climate' of the dinosaur age ended and the colder 'icehouse climate' of today commenced. Antarctica glaciated first and geological data imply that the Atlantic meridional overturning circulation,... more
Underground links between quakes and eruptions of Japan's biggest active volcano  SCIENCE DAILY · 5 hours
To better understand subsurface processes associated with earthquakes and eruptions of Mount Aso, researchers investigated a very long period (VLP) seismicity dataset collected over two years.... more
Switching on the Atlantic heat pump  PHYS.ORG · 6 hours
34 million years ago, the warm greenhouse climate of the dinosaur age ended, and the colder icehouse climate of today commenced. Antarctica glaciated first, and geological data imply that the Atlantic meridional overturning circulation, the global... more
Underground links between quakes and eruptions of Japan's biggest active volcano  PHYS.ORG · 9 hours
The threat of explosive volcanic eruptions looms over many cities around the world. Earthquakes, another major geological hazard, are known to have some relationships with the... more
Researchers explain slow-moving earthquakes known as 'slow slip events'  PHYS.ORG · 9 hours
The Earth's subsurface is an extremely active place, where the movements and friction of plates deep underground shape our landscape and govern the intensity of hazards above. While the Earth's... more
Earthquake early-warning sensors being expanded to high-risk areas in California and Nevada  PHYS.ORG · 1 day
An infusion of federal funding will help expand or strengthen the U.S. Geological Survey's earthquake early-warning system around Lake Tahoe, Death Valley, Mammoth and... more
New analysis technique suggests there is far less gas to be fracked in U.K. than thought  PHYS.ORG · 1 day
A team of researchers from the University of Nottingham, the British Geological Survey (BGS) and Advanced... more
Earthquake-warning system that could provide smartphone alerts to Pacific Northwest gets funding boost  PHYS.ORG · 2 days
The U.S. Geological Survey is greatly increasing funding for the region's seismic network, putting it on track to send public alerts of... more
Scientists finally know how big earthquakes start: with many smaller ones  PHYS.ORG · 2 days
The vast majority of earthquakes we feel come soon after smaller ones, according to new research that offers new insights into how seismology works. more
Research shows why there's a 'sweet spot' depth for underground magma chambers  PHYS.ORG · 3 days
A new study reveals why the magma chambers that feed recurrent and often explosive volcanic eruptions tend to reside in a very narrow depth... more
Scientists co-author Edwards Aquifer memoir  PHYS.ORG · 3 days
Three Southwest Research Institute scientists contributed their groundwater management expertise to a new book about the Edwards Aquifer, the primary water source for the San Antonio area and surrounding communities. The 27-chapter memoir, titled "The Edwards Aquifer: The... more
Study describes the Trans-Saharan Seaway in Mali, Africa, 50 to 100 million years ago  PHYS.ORG · 6 days
Leif Tapanila, Idaho State University geosciences professor and director of the Idaho Museum of Natural History, is a co-author on... more
Hidden 'Jurassic World' of Volcanoes Uncovered in Australia  LIVE SCIENCE · 6 days
About 100 volcanoes dating to the Jurassic era were recently discovered buried under the basins of central Australia. more
Early species developed much faster than previously thought, research shows  PHYS.ORG · 7 days
When Earth's species were rapidly diversifying nearly 500 million years ago, that evolution was driven by complex factors including global cooling, more oxygen in the atmosphere, and more... more
20 years after deadly quake, Istanbul ill-prepared for 'Big One'  PHYS.ORG · 1 week
Twenty years after a devastating earthquake ravaged the northwest of Turkey, Istanbulites live with the knowledge that another "Big One" is unavoidable, and that their city of 16... more
Making sense of a '7.1' earthquake  PHYS.ORG · 1 week
The fault underneath the town of Ridgecrest, California, has no name because scientists did not discover it until the 7.1 magnitude earthquake it produced on July 5. more
New study: Fracking prompts global spike in atmospheric methane  PHYS.ORG · 1 week
As methane concentrations increase in the Earth's atmosphere, chemical fingerprints point to a probable source: shale oil and gas, according to new Cornell University research published today (14 August) in... more
Researchers study largest impact crater in the US, buried for 35 million years  PHYS.ORG · 1 week
About 35 million years ago, an asteroid hit the ocean off the East Coast of North America. Its impact formed a 25-mile... more
Jurassic world of volcanoes found in central Australia  SCIENCE DAILY · 1 week
Subsurface explorers have uncovered a previously undescribed 'Jurassic World' of around 100 ancient volcanoes buried deep within the Cooper-Eromanga Basins of central Australia. more
Jurassic Volcanic Province Discovered in Australia  SCI-NEWS.COM · 1 week
An international team of researchers has discovered around 100 ancient volcanoes and associated lava flows buried deep within the Cooper-Eromanga Basins in central Australia.... more
Jurassic world of volcanoes found in central Australia  PHYS.ORG · 1 week
An international team of subsurface explorers from the University of Adelaide in Australia and the University of Aberdeen in Scotland has uncovered a previously undescribed Jurassic world of around 100 ancient volcanoes... more
Persistent impacts of smoke plumes aloft  SCIENCE DAILY · 2 weeks
Thunderstorms generated by a group of giant wildfires in 2017 injected a small volcano's worth of aerosol into the stratosphere, creating a smoke plume that lasted for almost nine months. Scientists now explore implications for climate... more
Ten years of icy data show the flow of heat from the arctic seafloor  PHYS.ORG · 2 weeks
Scientists have taken the temperature of a huge expanse of seafloor in the Arctic Ocean in new research by the... more
Analysis of wildfire smoke will help calibrate climate models  PHYS.ORG · 2 weeks
Thunderstorms generated by a group of giant wildfires in 2017 injected a small volcano's worth of aerosol into the stratosphere, creating a smoke plume that lasted for almost nine months.... more
Scientists uncover deep-rooted plumbing system beneath ocean volcanoes  PHYS.ORG · 2 weeks
Cardiff University scientists have revealed the true extent of the internal 'plumbing system' that drives volcanic activity around the world. more
Volcano near Tokyo erupts, prompting warnings  PHYS.ORG · 2 weeks
A volcano near Tokyo has erupted for the first time in four years, throwing ash and smoke nearly two kilometres into the sky and sparking warnings not to approach the mountain. more
Earth's last magnetic field reversal took far longer than once thought  SCIENCE DAILY · 2 weeks
Every several hundred thousand years or so, Earth's magnetic field dramatically shifts and reverses its polarity. Geologist found that the most recent field reversal, some 770,000... more
Early seismic waves hold the clue to the power of the main temblor  PHYS.ORG · 2 weeks
Scientists will be able to predict earthquake magnitudes earlier than ever before thanks to new research by Marine Denolle, assistant professor in... more
Synchronization of ice cores using volcanic ash layers  PHYS.ORG · 2 weeks
Thin, brownish layers of a thickness of about a millimeter or two are sometimes observed in the whitish/transparent ice cores. These brown layers consist of material originating from volcanic eruptions. more
A 160,000-year-old history of tectonically controlled methane seepage in the Arctic  Science Magazine · 2 weeks
The geological factors controlling gas release from Arctic deep-water gas reservoirs through seabed methane seeps are poorly constrained. This is partly due to limited data on... more
Synchronizing volcanic, sedimentary, and ice core records of Earths last magnetic polarity reversal  Science Magazine · 2 weeks
Reversal of Earth’s magnetic field polarity every 105 to 106 years is among the most far-reaching, yet enigmatic, geophysical phenomena. The short... more
We Could Be Witnessing the Death of a Tectonic Plate, Says Earth Scientist  LIVE SCIENCE · 2 weeks
A gaping hole in a dying tectonic plate beneath the ocean along the West Coast of the United States may be wreaking... more
Experiments help differentiate between nuclear tests and natural events  PHYS.ORG · 2 weeks
Sandia National Laboratories researchers, as part of a group of National Nuclear Security Administration scientists, have wrapped up years of field experiments to improve the United States' ability to differentiate... more
A Tiny Magma Blob May Rewrite Earth's History of Plate Tectonics  LIVE SCIENCE · 2 weeks
An International team of scientists finds evidence that Earth began recycling itself more than 3 billion years ago. more
How do you forecast eruptions at volcanoes that sit 'on the cusp' for decades?  SCIENCE DAILY · 2 weeks
Some volcanoes take their time -- experiencing protracted, years-long periods of unrest before eventually erupting. This makes it difficult to... more
How do you forecast eruptions at volcanoes that sit 'on the cusp' for decades?  PHYS.ORG · 2 weeks
Some volcanoes take their time—experiencing protracted, years-long periods of unrest before eventually erupting. This makes it difficult to forecast when... more
Mantle rock behind Yellowstone's supereruptions extends to Northern California  PHYS.ORG · 2 weeks
Victor Camp has spent a lifetime studying volcanic eruptions all over the world, starting in Saudi Arabia, then Iran, and eventually the Pacific Northwest. The geology lecturer finds mantle plumes... more
New study traces Io's volcanic tides  PHYS.ORG · 2 weeks
Hundreds of volcanoes pockmark the surface of Io, the third largest of Jupiter's 78 known moons, and the only body in our solar system other than Earth where widespread volcanism can be observed. The source of... more
Habitat loss could have negative implications for long-term health of polar bears  PHYS.ORG · 2 weeks
Retreating sea ice in the Arctic is altering the gut bacteria of polar bears, potentially holding negative implications for the long-term health of the... more
Geoengineering versus a volcano  SCIENCE DAILY · 2 weeks
Major volcanic eruptions spew ash particles into the atmosphere, which reflect some of the Sun's radiation back into space and cool the planet. But could this effect be intentionally recreated to fight climate change? more
Geoengineering versus a volcano  PHYS.ORG · 2 weeks
Major volcanic eruptions spew ash particles into the atmosphere, which reflect some of the Sun's radiation back into space and cool the planet. But could this effect be intentionally recreated to fight climate change? A new paper in Geophysical Research... more
Earthquakes, hurricanes and other natural disasters obey same mathematical pattern  PHYS.ORG · 2 weeks
Tracking the magnitude of several catastrophic natural events and drawing a graphic of how many episodes of each have occurred throughout history yields a result which cannot be... more
California hospitals question 2030 earthquake standards  PHYS.ORG · 3 weeks
A Southern California hospital spent $72 million on a building designed to do two things after an earthquake: stay standing and stay open. more
Water in Hawaii volcano could trigger explosive eruptions  PHYS.ORG · 3 weeks
For the first time in recorded history, a pond of water has been discovered inside the summit crater of Hawaii's Kilauea volcano, a development that could signal a shift to a more... more
Indonesia lifts tsunami warning after powerful quake off Java  PHYS.ORG · 3 weeks
Indonesian authorities lifted a tsunami warning late Friday after a powerful earthquake earlier struck off the southern coast of heavily populated Java island. more
The geologic history of seawater oxygen isotopes from marine iron oxides  Science Magazine · 3 weeks
The oxygen isotope composition (18O) of marine sedimentary rocks has increased by 10 to 15 per mil since Archean time. Interpretation of this trend is hindered... more
Drop of ancient seawater rewrites Earth's history  SCIENCE DAILY · 3 weeks
The remains of a microscopic drop of ancient seawater has assisted in rewriting the history of Earth's evolution when it was used to re-establish the time that plate tectonics started on the planet. more
Ancient plankton help researchers predict near-future climate  PHYS.ORG · 3 weeks
The Mauna Loa Observatory in Hawai'i recently recorded the highest concentration of carbon dioxide, or CO2, levels in human history. In fact, the last time CO2 levels surpassed 400 parts per million was during... more
Ancient drop of water rewrites Earth's history  PHYS.ORG · 3 weeks
The remains of a microscopic drop of ancient seawater has assisted in rewriting the history of Earth's evolution when it was used to re-establish the time that plate tectonics started on the planet. more
Study provides new insight into the origin of Canary Islands caldera  PHYS.ORG · 3 weeks
Las Cañadas caldera at Tenerife, Canary Islands, is the result of different episodes of caldera collapses, associated to large explosive eruptions that triggered several landslides that... more
Researchers solve 'hot spot' debate  PHYS.ORG · 3 weeks
Volcanic hot spots such as the ones that created the Hawaiian Islands have long been considered stationary points, created by processes deep within the earth's interior. more
Faint foreshocks foretell California quakes  SCIENCE DAILY · 3 weeks
New research mining data from a catalog of more than 1.8 million southern California earthquakes found that nearly three-fourths of the time, foreshocks signalled a quake's readiness to strike from days to weeks before the the mainshock hit,... more
How to recognize where a volcano will erupt  SCIENCE DAILY · 3 weeks
Scientists have devised a new method to forecast volcanic vent locations. more
How to recognize where a volcano will erupt  PHYS.ORG · 3 weeks
On television, the eruption of volcano shoots magma right out of the top. However, it is not so uncommon that magma erupts from the volcano's flank rather than its summit. After leaving... more
Dynamic earthquake rupture in the lower crust  Science Magazine · 3 weeks
Earthquakes in the continental crust commonly occur in the upper 15 to 20 km. Recent studies demonstrate that earthquakes also occur in the lower crust of collision zones and play a key role in... more
Stress inversions to forecast magma pathways and eruptive vent location  Science Magazine · 3 weeks
When a batch of magma reaches Earth’s surface, it forms a vent from which volcanic products are erupted. At many volcanoes, successive batches may open vents far away... more
Faint foreshocks foretell California quakes  PHYS.ORG · 3 weeks
New research mining data from a catalog of more than 1.8 million southern California earthquakes found that nearly three-fourths of the time, foreshocks signalled a quake's readiness to strike from days to weeks before the the mainshock hit,... more
Predicting seismic activity at fracking sites to prevent earthquakes  PHYS.ORG · 3 weeks
Scientists from the University of Bristol have found a more effective way to predict seismic activity at hydraulic fracturing sites, ensuring that potential earthquake activity remains within safe levels. more
Predicting earthquake hazards from wastewater injection after fracking  SCIENCE DAILY · 3 weeks
Geoscientists develop a method to forecast seismic hazards caused by the disposal of wastewater after oil and gas production. more
Earthquakes: Numerical model pinpoints source of pre-cursor to seismic signals  SCIENCE DAILY · 3 weeks
Numerical simulations have pinpointed the source of acoustic signals emitted by stressed faults in laboratory earthquake machines. The work further unpacks the physics driving geologic faults, knowledge that... more
Predicting earthquake hazards from wastewater injection  PHYS.ORG · 3 weeks
A byproduct of oil and gas production is a large quantity of toxic wastewater called brine. Well-drillers dispose of brine by injecting it into deep rock formations, where its injection can cause earthquakes. Most quakes are... more
Numerical model pinpoints source of precursor to seismic signals  PHYS.ORG · 3 weeks
Numerical simulations have pinpointed the source of acoustic signals emitted by stressed faults in laboratory earthquake machines. The work further unpacks the physics driving geologic faults, knowledge that could one... more
Study shows that the Moon is older than previously believed  PHYS.ORG · 3 weeks
A new study spearheaded by Earth scientists at the University of Cologne's Institute of Geology and Mineralogy has constrained the age of the Moon to approximately 50 million... more
Changes in Earth's gravity field: Unique data series will be continued  PHYS.ORG · 3 weeks
The first gravity maps of the GRACE-FO mission are now available. The twin satellites of the GFZ German Research Centre for Geosciences and NASA continuously measure... more
Greece: Magnitude 4.2 aftershock strikes close to Athens  PHYS.ORG · 4 weeks
A magnitude 4.2 earthquake has struck not far from Athens and seismologists say it was an aftershock from a stronger quake more than a week ago. more
Huge Ash Cloud Blasts Out of Indonesian Volcano  LIVE SCIENCE · 4 weeks
A volcano on the island of Java, in Indonesia, blasted ash into the air today (July 26), causing panic and spurring an evacuation of the vicinity, according to the Associated Press. more
Lobster organs and reflexes damaged by marine seismic surveys  SCIENCE DAILY · 4 weeks
A new study of the impact on marine life of seismic air guns, used in geological surveys of the seafloor, has found that the sensory organs and righting reflexes of... more
Volcano on Indonesia's Java gushes ash, causes panic  PHYS.ORG · 4 weeks
A towering column of ash exploded from a volcano on Indonesia's most populous island, Java, forcing tourists and residents to flee the mountain. more
Careful analysis of volcano's plumbing system may give tips on pending eruptions  PHYS.ORG · 4 weeks
A volcano will not send out an official invitation when it's ready to erupt, but a team of researchers suggest that scientists who listen... more
Volcanoes shaped the climate before humankind  SCIENCE DAILY · 4 weeks
Five large volcanic eruptions occurred in the early 19th century. They caused cooling and -- as a new study shows -- to drying in the monsoon regions and glaciers growing in the Alps. The study shows... more
Seismologists monitor ridgecrest aftershocks using novel fiber optic network  PHYS.ORG · 4 weeks
Seismologists from Caltech are using fiber optic cables to monitor and record the aftershocks from the 2019 Ridgecrest earthquake sequence in greater detail than previously possible. Thousands of tiny aftershocks... more
New study identifies causes of multidecadal climate changes  PHYS.ORG · 4 weeks
A new reconstruction of global average surface temperature change over the past 2,000 years has identified the main causes for decade-scale climate changes. The analysis suggests that Earth's current warming rate, caused... more
Research could protect cities in active earthquake zones  PHYS.ORG · 4 weeks
A study from the University of Toronto Mississauga reveals new clues about an earthquake that rocked Argentina's San Juan province in the 1950s. The results add important data about one of the... more
Many Dallas-Fort Worth area faults have the potential to host earthquakes, new study finds  SCIENCE DAILY · 1 month
A study has found that the majority of faults underlying the Fort Worth Basin are as sensitive to changes in... more
Researchers design nanodrone to detect toxic gases in emergencies  NEWS MEDICAL · 1 month
Detecting dangerous gases in collapsed buildings due earthquakes or explosions and identifying the presence of victims in places which are hard to access are some action scenarios of SNAV, a... more
Study suggests much more water on the moon than thought  PHYS.ORG · 1 month
A trio of researchers at the University of California has found evidence that suggests there is far more ice on the surface of the moon than has been... more
New map outlines seismic faults across Dallas-Fort Worth region  PHYS.ORG · 1 month
Scientists from SMU, The University of Texas at Austin and Stanford University found that the majority of faults underlying the Fort Worth Basin are as sensitive to forces that could... more
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Mantle rock behind Yellowstone's supereruptions extends to Northern California
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Seismologists monitor ridgecrest aftershocks using novel fiber optic network
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