A new report estimates that an earthquake early warning (EEW) system could provide at least 10 seconds of warning time for hazardous shaking in Alaska. Increasing the density and spacing of seismic stations can add up to 15 seconds, according to researchers. The study aims to help expand the US ShakeAlert system to Alaska.
SourceSeismological Society of America·JournalBulletin of the Seismological Society of America·TypeComputational simulation/modeling·DateAug 5, 2025
Researchers successfully used seismic signals to detect the re-entry of a Hayabusa2 sample capsule and compare it with signals from natural meteoroids. The study found that intact objects had a distinct seismic signature compared to fragmented ones, providing valuable information on planetary defense strategies.
SourceSeismological Society of America·JournalSeismological Research Letters·TypeObservational study·DateJul 23, 2025
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Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.
A new UNM-led study provides conclusive evidence of the Queen Charlotte fault system's seismic hazard, confirming its potential to produce catastrophic events. The research used advanced geophysical tools to map the deep structure of the ocean floor, revealing a fault zone with the potential to generate powerful earthquakes and tsunamis.
SourceUniversity of New Mexico·JournalScience Advances·TypeObservational study·DateJul 18, 2025
A new study published in Science Advances uses machine learning to re-examine historical earthquake data from the Yellowstone caldera over a 15-year period. The team detected and assigned magnitudes to approximately 86,276 earthquakes, significantly improving previous understanding of volcanic and seismic systems.
SourceUniversity of Western Ontario·JournalScience Advances·TypeComputational simulation/modeling·DateJul 18, 2025
Researchers analyzed seismic data to conclude that the 2025 Myanmar earthquake ruptured at supershear velocity, reaching speeds of up to 6 kilometers per second. The rupture occurred along a 480-kilometer stretch of the Sagaing Fault, causing significant damage and loss of life in Myanmar and neighboring countries.
SourceSeismological Society of America·JournalThe Seismic Record·TypeObservational study·DateJul 18, 2025
A global Android smartphone-based earthquake detection and early warning system detects seismic activity in real time and delivers effective alerts, rivaling traditional seismic networks. The system, which harnesses the power of existing smartphones, has collected voluntary feedback through user surveys, indicating that 85% of recipien...
SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJul 17, 2025
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Researchers have identified a previously unrecognized source of seismic hazard for the Yukon Territory, finding evidence of multiple large earthquakes on the Tintina fault in recent geologic history. The team's findings confirm that the fault continues to accumulate strain, posing a future earthquake threat with potential magnitudes ex...
SourceUniversity of Victoria·JournalGeophysical Research Letters·DateJul 15, 2025
Researchers analyzed seismic waveform data to reveal a complex source process with multiple rupture episodes. The study found that the earthquake exhibited unconventional rupture behavior, with asymmetric ruptures propagating in both north and south directions.
SourceUniversity of Tsukuba·JournalSeismica·DateJul 8, 2025
A recent study analyzed seismic waveform data from a tsunami earthquake (Mw 8.3-8.5) that occurred off the British South Sandwich Islands in 2021. The team found a combination of directional variation in rupture propagation and slow slip events contributing to long-duration shaking, differing from conventional models.
SourceUniversity of Tsukuba·JournalScientific Reports·DateJul 8, 2025
Scientists have successfully demonstrated a stress memory effect in deformed olivine at extreme conditions, which could improve seismic zone predictions. The observed effect is relevant to the seismic zones of subducting slabs, providing new insights into volcanic activity.
SourceEhime University·JournalGeophysical Research Letters·DateJun 11, 2025
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Researchers discovered that solid rock flows horizontally in the lower edge of the Earth's mantle, accelerating seismic waves. This finding solves the mystery of the D" layer and opens a window into the dynamics of the Earth's deepest interior.
SourceETH Zurich·JournalCommunications Earth & Environment·TypeExperimental study·DateJun 5, 2025
Researchers used SWOT satellite data to confirm that two mega tsunamis triggered by landslides caused trapped waves in the fjord. The study provides new insights into ocean extremes and how climate change affects remote areas.
SourceUniversity of Oxford·JournalNature Communications·DateJun 3, 2025
A USTC research team monitored seismic wave speeds in the Anninghe fault zone, finding distinct diurnal and semi-diurnal cycles that correlated with tidal forces. These periodic changes reflect the impact of tidal forces on the internal stress field of the fault zone, offering a new method for detecting earthquake precursors.
SourceUniversity of Science and Technology of China·JournalNational Science Review·DateMay 27, 2025
A research team from USTC used tele-seismic double-difference tomography technology to reveal the morphological changes of the Pacific subducting slab beneath Northeast China. The study found that the local insertion of the subducting slab into the lower mantle controls deep-focus seismicity and Changbaishan volcanism.
SourceUniversity of Science and Technology of China·JournalNature Communications·DateMay 27, 2025
Researchers developed a new equation to predict seismic wave propagation in magma containing crystals and bubbles, revealing how crystal content influences wave velocity and waveform properties. The analysis also showed that bubble content affects attenuation effects, with discernible differences emerging between models.
SourceUniversity of Tsukuba·JournalPhysics of Fluids·DateMay 21, 2025
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A magnitude 7.7 earthquake struck central Myanmar on March 28, 2025, causing 4,900 fatalities and widespread destruction. The event exposed weaknesses in urban planning, preservation, and disaster preparedness, emphasizing the need for reconciliation with seismic resilience.
SourceKeAi Communications Co., Ltd.·JournalJournal of Dynamic Disasters·DateMay 16, 2025
Researchers found that socially and economically marginalized groups face higher earthquake risk due to housing conditions, income, language, and race. Governments can design more inclusive emergency response strategies by integrating social vulnerability measures into disaster-risk assessments.
SourceMcGill University·JournalInternational Journal of Disaster Risk Reduction·DateMay 14, 2025
A multidisciplinary team analyzed seismic waveforms to reveal a significant low shear-wave velocity anomaly at a depth of 5.4–8 km, indicating possible liquid water in the upper crust.
SourceScience China Press·JournalNational Science Review·DateMay 8, 2025
A new analysis reveals that the Çöpler Gold Mine site had been slowly moving for at least four years prior to the fatal landslide, highlighting the need for continuous monitoring. The study suggests integrating infrastructure management with monitoring and rapid response mechanisms to avoid future disasters.
SourceSeismological Society of America·JournalThe Seismic Record·TypeObservational study·DateMay 8, 2025
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.
A new study has investigated seismic signal shear-wave splitting to provide early warnings of dangerous eruptions. The research team discovered that the amount of splitting doubles before a larger, more explosive eruption, indicating a useful relationship between the parameter and the size of the eruption.
SourceUniversity of Oxford·JournalSeismica·DateMay 1, 2025
Researchers explored CFRP-RC composites to overcome brittle failure and residual deformation in conventional shear walls. A refined size-effect correction model was proposed to address limitations in seismic performance prediction, paving the way for more resilient designs.
SourceELSP·JournalSmart Construction·TypeComputational simulation/modeling·DateApr 27, 2025
Advanced signal detectors have a low success rate detecting underground nuclear tests when seismic signals from nearby earthquakes overlap. Researchers found that even sophisticated multi-channel correlation detectors can only identify explosions with a 37% success rate, contrasting with a 97% success rate without earthquake interference.
SourceSeismological Society of America·JournalBulletin of the Seismological Society of America·TypeExperimental study·DateApr 24, 2025
Researchers are extending the earthquake history of northeastern North America by analyzing Native American place names and languages, revealing regular seismic activity and past large earthquakes. The study found that words for earthquake exist in several tribes' languages, suggesting a repetitive phenomenon.
Researchers use artificial seismic waves to image the ground beneath Yellowstone's caldera, determining the top of the magma chamber is 3.8 kilometers below surface and comprised of volatile gases and liquids. The findings indicate the long-dormant volcano is not in immediate danger of eruption.
SourceUniversity of Utah·JournalNature·TypeObservational study·DateApr 16, 2025
Kestrel 3000 Pocket Weather Meter
Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.
Researchers at KAUST developed a highly accurate 3D dynamic model to better anticipate large earthquakes. The model provides a more accurate understanding of strong shaking during the Turkiye earthquake, enabling information for future seismic hazard assessments.
SourceKing Abdullah University of Science & Technology (KAUST)·JournalCommunications Earth & Environment·TypeComputational simulation/modeling·DateApr 15, 2025
Researchers deployed fiber optics to detect seismic signals of crevasses opening on a Swiss glacier, confirming the technology's potential in monitoring glacier stability. The team detected 951 icequakes with strong oscillations after the arrival of seismic surface waves.
Fiddler crabs use vibrational signals to communicate during courtship, and a new study reveals that signal features are influenced by the male's claw size. Researchers found that males with larger claws produce higher-energy signals, allowing females to assess their quality from afar.
SourceUniversity of Oxford·JournalJournal of Experimental Biology·DateApr 9, 2025
This study reveals clear periodic patterns in seismic velocity changes on daily, semi-daily, and monthly timescales, driven by tidal forces. The research provides new insights into how tidal forces impact fault systems, offering valuable information for understanding fault dynamics and seismic hazards.
SourceScience China Press·JournalNational Science Review·DateMar 29, 2025
Full Waveform Inversion (FWI) technology provides unprecedented precision in seismic imaging, breaking resolution limitations of traditional methods. It characterizes complex structures within the Earth's interior and offers higher-resolution subsurface models.
SourceScience China Press·JournalScience China Earth Sciences·TypeObservational study·DateMar 24, 2025
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Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.
Researchers analyze Makran Subduction Zone using advanced thermal modeling to understand slab dehydration, fluid release patterns, and seismic activity. The study provides new insights into subduction dynamics and contributes to seismic hazard assessment in the region.
SourceBeijing Zhongke Journal Publising Co. Ltd.·DateMar 14, 2025
Researchers have shown that earthquakes in the Marmara region transport a large amount of energy towards Istanbul, with most quakes exhibiting an eastward rupture direction. This finding has important implications for urban planning, emergency response, and seismic hazard maps, which will be taken into account in future studies.
SourceGFZ Helmholtz-Zentrum für Geoforschung·JournalGeophysical Research Letters·TypeComputational simulation/modeling·DateMar 14, 2025
The study found the main shock and aftershocks concentrated at a depth of 12 km with high consistency across multiple methods, indicating a reverse thrust event with a small dextral strike-slip component. Historical GPS observations and geological surveys revealed the earthquake was triggered by Lajishan Fault activity.
SourceBeijing Zhongke Journal Publising Co. Ltd.·JournalEarth and Planetary Physics·DateMar 14, 2025
A Finnish twin study investigated the relationship between long-term leisure-time physical activity and mortality, finding that moderate activity offers a 7% lower mortality risk. The study also found no additional benefit from high levels of physical activity in reducing mortality risk.
SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalEuropean Journal of Epidemiology·DateMar 13, 2025
A landmark study resolves debates on mantle dynamics beneath the Tonga Subduction Zone by mapping three-dimensional shear-wave velocity and azimuthal anisotropy structure. The research team analyzed 150,219 amplitude and phase measurements to construct a high-resolution 3D velocity model extending to 300 km depth.
SourceHigher Education Press·TypeCase study·DateMar 6, 2025
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Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.
A new seismic study of Singapore reveals areas with increased risk of ground shaking, guiding urban growth and renewable energy development. The research identifies potential reservoirs for geothermal energy production and provides insights into the city-state's tectonic history.
SourceSeismological Society of America·JournalSeismological Research Letters·TypeObservational study·DateMar 5, 2025
Researchers found a correlation between solar heat and seismic activity, suggesting that incorporating solar activity predictions into detailed Earth temperature models can improve earthquake forecasts. This study sheds light on the role of solar heat in triggering earthquakes, potentially providing a more accurate prediction method.
SourceAmerican Institute of Physics·JournalChaos An Interdisciplinary Journal of Nonlinear Science·DateMar 4, 2025
Researchers modelled mantle convection to show African LLVP has older, better mixed material than Pacific LLVP, which is enriched in subducted oceanic crust. This difference affects heat extraction from Earth's core, posing a challenge for observations and models.
SourceUniversity of Oxford·JournalScientific Reports·TypeCommentary/editorial·DateFeb 28, 2025
A new study highlights the importance of distinguishing between domains of physical activity. Researchers found that engaging in moderate to vigorous physical activity during leisure time reduces the risk of type 2 diabetes, while occupational physical activity has no similar benefits. The study's findings suggest that current WHO phys...
SourceElsevier·JournalAmerican Journal of Preventive Medicine·TypeData/statistical analysis·DateFeb 18, 2025
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GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.
Researchers analyzed spatial interactions between active fault segments in the L'Aquila Basin, revealing a structural connection between disconnected faults. Thermoluminescence dating indicated tectonic activity began 2.7 million years ago, while stable isotope analysis revealed fault structures formed at depths of 1.5-2 kilometers.
SourceVrije Universiteit Brussel·JournalTectonics·DateFeb 17, 2025
Researchers used a remote seismic station to detect and characterize an earthquake swarm in American Samoa, producing a new catalog of events. The technique employed, combining single-station data with deep-learning models, can be useful in sparse monitoring regions.
SourceSeismological Society of America·JournalThe Seismic Record·TypeObservational study·DateFeb 14, 2025
Researchers used seismic noise data to track groundwater storage changes in the Greater Los Angeles region. The study found that only 25% of groundwater lost over two decades was replenished by 2023 storms, highlighting substantial long-term depletion and slow recovery of deep aquifers.
SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateFeb 13, 2025
A new study from USC scientists has found that the near surface of the Earth's inner core may undergo viscous deformation, changing its shape and shifting at the inner core's shallow boundary. This discovery sheds light on the role topographical activity plays in rotational changes in the inner core.
SourceUniversity of Southern California·JournalNature Geoscience·TypeObservational study·DateFeb 10, 2025
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DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.
Researchers found that cellular concrete requires less cement, generates fewer air pockets, and reduces overall weight, making it suitable for seismic zones. This material's production results in notable reductions in energy consumption and carbon dioxide emissions.
A recent study published in Seismica journal has debunked claims that a magnitude 4.5 earthquake in Iran was a covert nuclear weapons test. The researchers analyzed seismic signals from the event and concluded that it was caused by natural geological forces, contradicting widespread misinformation on social media and news outlets.
SourceJohns Hopkins University·JournalSeismica·TypeData/statistical analysis·DateFeb 4, 2025
Researchers developed a new algorithm that combines fibre optic data with traditional seismometer measurements to improve earthquake detection. The approach works well even in noisy environments and can be applied to any fibre network, enabling more detailed and effective seismic monitoring networks.
SourceRoyal Astronomical Society·JournalGeophysical Journal International·DateFeb 3, 2025
A recent study found that positive affectivity contributes to higher physical activity levels and increased activity during the COVID-19 pandemic. In contrast, depressive feelings are associated with lower physical activity levels. Mental well-being plays a crucial role in maintaining a physically active lifestyle.
SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalBMC Public Health·DateJan 24, 2025
Jeffrey Given received the 2025 Frank Press Public Service Award from the Seismological Society of America (SSA) for his work in developing seismic monitoring tools and supporting the Comprehensive Test Ban Treaty Organization. His expertise spanned fundamental seismology to software development and data management.
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Charles Langston is awarded the Harry Fielding Reid Medal for his groundbreaking work on receiver function methodology, enabling unprecedented detail in imaging the Earth's crust and upper mantle. His techniques underlie multi-station imaging methods used globally, and have also been applied to study seismic data from Mars InSight.
The university has patented a novel energy dissipation device using sand to protect buildings from earthquake damage. The device absorbs and dissipates seismic energy through specially designed containers filled with granular materials like sand.
A series of small earthquakes in Surrey in 2018 and 2019 may have been triggered by oil extraction from a nearby well, according to a new study. The research used mathematical modeling to predict the frequency of earthquakes based on oil extraction timing and volume, finding a rough match with observed seismic activity.
SourceUniversity College London·JournalGeological Magazine·TypeObservational study·DateJan 9, 2025
Researchers unveil groundbreaking insights into earthquake nucleation, showing that slow, aseismic motion is necessary and triggers seismic rupture. The study's findings also emphasize the critical role of geometric transitions in controlling nucleation dynamics.
SourceThe Hebrew University of Jerusalem·JournalNature·TypeComputational simulation/modeling·DateJan 8, 2025
A recent Colorado State University study demonstrates that climate change can affect earthquake frequency, as glaciers recede and slip along faults increases. This suggests that earthquake activity could increase as glaciers melt, impacting hazard assessment and seismology.
SourceColorado State University·JournalGeology·DateDec 18, 2024
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Researchers used seismic data to discover glacial landforms in the North Sea, indicating an ice sheet expansion about 1 million years ago, linked to global cooling. The findings provide new insights into how past ice sheets responded to climate changes.
SourceNewcastle University·JournalScience Advances·DateDec 13, 2024
The analysis of historical seismograms from the 1973 Chilean coup provides a unique perspective on the event. The researchers found an abrupt drop in ambient seismic noise as La Moneda was surrounded by vehicles and a radio bulletin warning people to stay at home disrupted the morning routines of locals.
SourceSeismological Society of America·JournalSeismological Research Letters·TypeObservational study·DateDec 9, 2024
The study discovered significant alterations in the region's state of stress and deformation following the 1975 Kalapana earthquake. The researchers found that Kīlauea's south flank experienced greater displacement prior to the earthquake, pointing to changes in mechanical properties influencing seismic activity.
SourceUniversity of Hawaii at Manoa·JournalJournal of Geophysical Research Solid Earth·TypeComputational simulation/modeling·DateDec 2, 2024
Researchers analyzed seismic data from southern Israel and found weak ground motions caused by Hamas forces' unusual vehicle movement. This breakthrough highlights the potential of using seismic data to provide early warnings for future terrorist activities.
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A new study finds that reducing the depth of wastewater injection can decrease seismic activity, lending further support to this approach. The research suggests that regulatory efforts to backfill some injection wells with cement and reduce volumes have been effective in lowering Oklahoma's induced earthquake rate.
SourceSeismological Society of America·JournalThe Seismic Record·TypeObservational study·DateNov 13, 2024
Researchers propose that a fracture in oceanic crust beneath the volcano's caldera wall caused the massive January 2022 eruption of Hunga Tonga-Hunga Ha'apai. A seismic wave detected 750 kilometers from the seamount may provide valuable early warning signals for impending eruptions.
SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateNov 4, 2024
Researchers investigated the role of hydrous mineral phase D in seismic anisotropy. Phase D's deformation under high pressure and temperature conditions explains mid-mantle anisotropy observed near cold subduction zones.
SourceEhime University·JournalJournal of Geophysical Research Solid Earth·DateOct 22, 2024
A recent study using seismic imaging has found that the removal of lithospheric mantle beneath the northern Tibetan Plateau leads to post-collisional magmatism, thickening the crust and driving the plateau's northward growth. This process is supported by correlated melting in both the crust and upper mantle.
SourceScience China Press·JournalNational Science Review·DateOct 18, 2024
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Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.