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Earth Sciences Jun 13, 2024

Estimating the energy of past earthquakes from brecciation in a fault zone

During a 2017 research field trip to the Ichinokawa Mine (Ehime prefecture), which is famous for beautiful, sword-shaped stibnite crystals, Noriyoshi Tsuchiya found something unexpected. Although most would be entranced by ...

Earth Sciences Jun 13, 2024

Taylor Swift made 'ground shaking' UK debut: Seismologists

Taylor Swift fans literally made the earth move as the US singer-songwriter began her UK tour, the British Geological Survey said on Thursday, with seismic activity recorded six kilometers (nearly four miles) away.

Earth Sciences Jun 12, 2024

Satellite data reveal anomalies up to 19 days before 2023 Turkey earthquake

Earthquakes may betray their impending presence much earlier than previously thought through a variety of anomalies present in the ground, atmosphere and ionosphere that can be detected using satellites, a recent study in ...

Earth Sciences Jun 12, 2024

Study confirms the rotation of Earth's inner core has slowed

University of Southern California scientists have proven that the Earth's inner core is backtracking—slowing down—in relation to the planet's surface, as shown in new research published in Nature.

Environment Jun 12, 2024

A magnitude 4.8 earthquake in southwestern South Korea cracks walls and leaves other minor damage

A magnitude 4.8 earthquake cracked walls, spilled items from store shelves and caused other minor damage in a fishing community in southwestern South Korea on Wednesday, but no injuries have been reported.

Earth Sciences Jun 11, 2024

How tiny cracks lead to large-scale faults

The geological and topographical features that make up the world we live in are shaped in large part by faults and fractures in Earth's brittle crust. Faults arise from preexisting microscopic imperfections within rock. When ...

Environment Jun 11, 2024

Earthquakes are shaking North Georgia: Here's what may be behind them

The Peach State is not typically a hotbed of seismic activity, but residents in pockets of North Georgia have been feeling some unexpected vibrations lately after the area was jolted by four small earthquakes over the last ...

Environment Jun 11, 2024

Study finds Southern California is most disaster-prone region in US

According to a new national ranking of 3,200-plus U.S. counties, Southern California rates as the single most disaster-prone region in the country.

Earth Sciences Jun 7, 2024

Cascadia Subduction Zone, one of Earth's top hazards, comes into sharper focus

Off the coasts of southern British Columbia, Washington, Oregon and northern California lies a 600 mile-long strip where the Pacific Ocean floor is slowly diving eastward under North America. This area, called the Cascadia ...

Earth Sciences Jun 7, 2024

Ancient crustal weaknesses contribute to modern earthquakes in West Africa, study finds

Though it was the site of active tectonics 140 million years ago, today, the coast of West Africa is a passive margin, far from an active tectonic plate boundary and thought to be seismically quiet. So scientists don't fully ...

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