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Earthquakes News -- ScienceDaily
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Earthquakes News
April 10, 2020
Top Headlines
 
Tail of sperm whale off coast of New Zealand (stock image). | Credit: (c) Erik_AJV / stock.adobe.com

Earthquakes Disrupt Sperm Whales' Ability to Find Food

Feb. 20, 2020 — Scientists studying sperm whales have discovered earthquakes affect their ability to find food for at least a year. The research is among the first to examine the impact of a ... read more

A Rocky Relationship: A History of Earth's Continents Breaking Up and Getting Back Together

Aug. 7, 2019 — A new study of rocks that formed billions of years ago lends fresh insight into how Earth's plate tectonics, or the movement of large pieces of ... read more

Drop of Ancient Seawater Rewrites Earth's History

Aug. 1, 2019 — 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 ... read more

Faint Foreshocks Foretell California Quakes

July 31, 2019 — 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 ... read more
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Researchers Develop New Explanation for Destructive Earthquake Vibrations

Mar. 3, 2020 — High-frequency vibrations are some of the most damaging ground movements produced by earthquakes, and researchers have a new theory about how they're ... read more

How Earthquakes Deform Gravity

Feb. 21, 2020 — Researchers have developed an algorithm that for the first time can describe a gravitational signal caused by earthquakes with high accuracy. Tests with data from the 2011 earthquake near Fukushima ... read more

Geothermal Energy: Drilling a 3,000-Meter Deep Well

Feb. 10, 2020 — Destabilizing the precarious equilibrium at depth with geothermal wells may reactivate the geological layers causing earthquakes. Researchers have studied the seismic activity linked to a geothermal ... read more

Peeking at the Plumbing of One of the Aleutian's Most-Active Volcanoes

Feb. 4, 2020 — A new approach to analyzing seismic data reveals deep vertical zones of low seismic velocity in the plumbing system underlying Alaska's Cleveland volcano, one of the most-active of the more than ... read more

Pre-Eruption Seismograms Recovered for 1980 Mount St. Helens Event

Jan. 30, 2020 — Nearly 40 years ago, analog data tapes faithfully recorded intense seismic activity in the two months before the historic eruption of Mount St. Helens in Washington State in May 1980. It took some ... read more

Upper-Plate Earthquakes Caused Uplift Along New Zealand's Northern Hikurangi Margin

Jan. 28, 2020 — Earthquakes along a complex series of faults in the upper plate of New Zealand's northern Hikurangi Subduction Margin were responsible for coastal uplift in the region, according to a new ... read more

Seismic Biomarkers in Japan Trench Fault Zone Reveal History of Large Earthquakes

Jan. 27, 2020 — Researchers used a novel technique to study the faults in the Japan Trench, the subduction zone where the magnitude 9.1 Tohoku-Oki earthquake struck in 2011. Their findings reveal a long history of ... read more

Evidence to Explain Behavior of Slow Earthquakes

Jan. 23, 2020 — A team of researchers has made an important breakthrough that will help better understand the origin and behavior of slow earthquakes. Their work presents unprecedented evidence that slow earthquakes ... read more

Complex Rupturing During 2019 Ridgecrest, California, Sequence

Jan. 22, 2020 — The 2019 Ridgecrest earthquake sequence, which startled nearby California residents over the 4 July holiday with magnitude 6.4 and magnitude 7.1 earthquakes, included 34,091 earthquakes overall, ... read more

Signals from Inside Earth: Borexino Experiment Releases New Data on Geoneutrinos

Jan. 22, 2020 — The Borexino collaboration has presented new results for the measurement of neutrinos originating from the interior of the Earth. With this update, the researchers have now been able to access 53 ... read more

'Melting Rock' Models Predict Mechanical Origins of Earthquakes

Jan. 17, 2020 — Engineers have devised a model that can predict the early mechanical behaviors and origins of an earthquake in multiple types of rock. The model provides new insights into unobservable phenomena that ... read more

Slow-Motion Interplate Slip Detected in the Nankai Trough Near Japan

Jan. 15, 2020 — Researchers used a Global Navigation Satellite System-Acoustic ranging combination technique to detect signals due to slow slip events in the Nankai Trough with seafloor deformations of 5 cm or more ... read more

Magnitude of Great Lisbon Earthquake May Have Been Lower Than Previous Estimates

Jan. 7, 2020 — The magnitude of the Great Lisbon Earthquake event, a historic and devastating earthquake and tsunami that struck Portugal on All Saints' Day in 1755, may not be as high as previously ... read more

Formation of a Huge Underwater Volcano Offshore the Comoros

Jan. 6, 2020 — A new submarine volcano was formed off the island of Mayotte in the Indian Ocean in 2018. This was shown by an oceanographic campaign in May 2019. Now an international team has illuminated the ... read more

Submarine Cables to Offshore Wind Farms Transformed Into a Seismic Network

Dec. 18, 2019 — A fiber optic network in the North Sea was used to record ... read more

Thunderquakes Make Underground Fiber Optic Telecommunications Cables Hum

Dec. 11, 2019 — Telecommunications lines designed for carrying internet and phone service can pick up the rumble of thunder underground, potentially providing scientists with a new way of detecting environmental ... read more

Formula 1 Technology for the Construction of Skyscrapers

Dec. 9, 2019 — Researchers are developing new vibration-control devices based on Formula 1 technology so ''needle-like'' high-rise skyscrapers which still withstand high winds can be built. ... read more

New, Young Volcano Discovered in the Pacific

Dec. 4, 2019 — Researchers have discovered a new petit-spot volcano at the oldest section of the Pacific ... read more

Seismologists See Future in Fiber Optic Cables as Earthquake Sensors

Dec. 4, 2019 — Each hair-thin glass fiber in a buried fiber optic cable contains tiny internal flaws -- and that's a good thing for scientists looking for new ways to collect seismic data in places from a busy ... read more

Southern Arizona Once Looked Like Tibet

Dec. 3, 2019 — A new study determined that the Earth's crust in southern Arizona was once almost 60 kilometers thick, which is twice as thick as it is today -- and comparable to how thick the crust is in parts ... read more
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