Seismology and Geophysics: Understanding the Devastating Haiti Earthquakes
Assistant professors Camilla Cattania and William Frank discuss the science behind the 2010 and 2021 earthquakes in Haiti. On August 14, 2021, a magnitude 7.2…
Earthquakes
Potentially Devastating Natural Hazards Threaten 57% of US Structures
Rising Temperatures and Risky Development Contribute to Heightened Exposure to Earthquakes, Flooding, Tornadoes, Hurricanes and Wildfire More than half of the structures in the contiguous…
A New Method to Preventing Human-Induced Earthquakes Caused by the Oil and Gas Industry
Applied in the field, a new model reduced quakes from oil and gas processes; could help manage seismic events from carbon sequestration. When humans pump…
Solving a Tectonic Puzzle: Explaining “Silent Earthquakes” Along New Zealand’s North Island
Seamounts offer clue to solving a tectonic puzzle. The Hikurangi Margin, located off the east coast of the North Island of New Zealand, is where…
NASA “Heliotrope” Balloon Detects California Earthquake – Next Stop, Venus?
The technique is being developed to detect venusquakes. A new study details how, in 2019, it made the first balloon-borne detection of a quake much…
Volume Collapse: Engineering Professor Solves Deep Earthquake Mystery
A University of California San Diego engineering professor has solved one of the biggest mysteries in geophysics: What causes deep-focus earthquakes? These mysterious earthquakes originate…
Two of the Most Destructive Forces of Nature – Earthquakes and Tsunamis – May Be a Bigger Threat Than Thought
Two of the most destructive forces of nature — earthquakes and tsunamis — might actually be more of a threat than current estimates according to…
High School Junior Built a Low-Cost Seismometer That Delivers Earthquake Early Warnings for Homes and Businesses
A Southern California high school junior has built a low-cost seismometer device that delivers earthquake early warnings for homes and businesses. Costing less than $100…
Major Los Angeles Earthquake Threat May Be Posed by Overlooked Strand of the Southern San Andreas Fault
Addressing uncertainties about where large earthquakes are most likely to occur along the southern San Andreas fault, which splits into multiple strands east of Los…
Weird Strike-Slip Earthquake Reveals Hidden Mechanism
The wrong type of earthquake in an area where there should not have been an earthquake led researchers to uncover the cause for this unexpected…
Volcanic Eruption Lights Up Iceland Following Swarms of Small Earthquakes
In an eruption not far from Reykjavik, lava poured from spatter cones along a new fissure on Reykjanes peninsula. Swarms of small earthquakes in February…
Melting Glaciers Contribute to Alaska Earthquakes, Cause Land to Rise at 1.5 Inches per Year
In 1958, a magnitude 7.8 earthquake triggered a rockslide into Southeast Alaska’s Lituya Bay, creating a tsunami that ran 1,700 feet up a mountainside before…
Using Google’s 10,000-km-Long Underwater Fiber-Optic Cable as a Seafloor Seismic Sensor
Using “Curie” — Google’s 10,000-kilometer-long underwater fiber-optic cable connecting Los Angeles, California and Valparaiso, Chile — researchers have demonstrated a novel method for detecting deep-sea…
Using Underwater Telecommunication Cables to Detect Earthquakes
Seismologists at Caltech working with optics experts at Google have developed a method to use existing underwater telecommunication cables to detect earthquakes. The technique could…
Lead Up to Volcanic Eruption in Galapagos Captured in Rare Detail – Ground Rose More Than 6 Feet in an Instant!
Hours before the 2018 eruption of Sierra Negra, the Galápagos Islands’ largest volcano, an earthquake rumbled and raised the ground more than 6 feet in…
New Supercomputer View of Seismic Hazards: Simulating 800,000 Years of California Earthquake History to Pinpoint Risks
Supercomputer-powered framework developed by SCEC provides new view of seismic hazard. Massive earthquakes are, fortunately, rare events. But that scarcity of information blinds us in…
Stanford AI Technology Detects Hidden Earthquakes – May Provide Warning of Big Quakes
New technology from Stanford scientists finds long-hidden quakes, and possible clues about how earthquakes evolve. Tiny movements in Earth’s outermost layer may provide a Rosetta…
Innovative New Model Reveals Previously Unrecognized Complexity of Oceanic Earthquake Zones
University of Tsukuba researchers have developed a state-of-the-art model, which has revealed major complexity in rupture processes even in simple oceanic faults. Researchers from the…