💧🌏 Greg Cocks2d ago
How Space Weather Could Bust The AI Boom
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https://spacenews.com/how-space-weather-could-bust-the-ai-boom/ <-- shared technical article
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https://futurism.com/artificial-intelligence/ai-data-centers-electric-grid-meltdown <-- shared technical article, “AI Data Centers Pushing Electric Grid Into Meltdown”
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https://doi.org/10.1146/annurev-earth-032524-012356 <-- shared 2026 paper, “Magnetic Storms and Geoelectric Hazards”
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#AI #datcenters #infrastructure #impacts #solarstorms #spaceweather #risk #hazards #overloading #electricity #energy #powersupply #energygrid #vulnerable #transmission #energy #demand #consumers #geoelectrical #geomagnetism #blackout #damage #cost #economics #equipment #transformers #carringtonevent #NERC #grid #reliability #electricaldemand #utilities #magneticstorm #electromagneticinduction #extremeevent #historicalevent #hazardanalysis #spaceweather #history #Carrington #geoelectric #humanimpacts #risk #hazard #monitoring #network #geology #geomagnetism #impedance #rock #soil #utilities #electricaltransmission #powerlines #magnetotelluric #sensor #blackout #brownout #energy #geoelectrichazard #geoelectric #GIS #spatial #mapping #spatialanalysis #spatiotemporal #model #modeling #geomagnetism #geomagneticstorm #telecommunication #electronics #hardened #geography #mitigation #preparedness #geomorphology #geomorphometry #surfacegeology #cost #economics #disaster #impacts #technology #InternetOfThings #internet #USA #review #CONUS #numericalmodeling #realtimemonitoring #AIBoom #Bust
@North American Electric Reliability Corporation (NERC)
💧🌏 Greg Cocks3d ago
NASA's Parker Solar Probe Flew In And Out Of The Solar Corona And Found A Source Of High-Energy Particles That No Existing Model Had Predicted
(When NASA's Parker Solar Probe passed through the solar corona during perihelion encounters at the heliospheric current sheet, its instruments recorded energetic protons at energies far above what existing models of particle acceleration at that location could account for.)
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https://spacedaily.com/n-nasas-parker-solar-probe-flew-in-and-out-of-the-solar-corona-and-found-a-source-of-high-energy-particles-that-no-existing-model-had-predicted/ <-- shared technical article
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https://doi.org/10.3847/2041-8213/ae3ca1 <-- shared paper
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https://www.space.com/high-energy-particles-source-space-weather <-- shared technical article
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https://youtu.be/Woo4yZby4BU?si=rzzND3qJkubGKyTo <-- shared space weather overview effects video, #AIslop notwithstanding 🙃 🫠 😉
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“… A team… at the Southwest Research Institute… and… the University of Maryland’s Institute for Research in Electronics and Applied Physics has published an analysis of those measurements [link above]…, identifying magnetic reconnection at the heliospheric current sheet as the mechanism responsible. The proton energies detected were, in the study’s framing, approximately a thousand times greater than the available magnetic energy per particle that models of this process had predicted.
The finding matters for two reasons: it identifies a source of energetic particles close to the Sun that was not anticipated, and it raises questions about how far the existing understanding of reconnection-driven particle acceleration extends…
The Parker measurements suggest that picture needs revision. The magnetic island merging mechanism [the authors] identif[ied] can evidently produce proton populations at energies that challenge the boundary between what reconnection does and what shock acceleration does. Whether this source can explain a significant fraction of observed near-Earth energetic particle events, or whether it contributes mainly at energies and scales that remain confined close to the Sun, is a question the paper does not yet resolve…
Solar Orbiter, the European Space Agency mission operating in coordination with Parker, offers complementary measurements at somewhat greater distances. Comparing what the two spacecraft measure of the same particle populations as they propagate outward from the Sun will help establish which features originate close to the source and which are modified by the intervening solar wind. The energetic particle observations that puzzled researchers in the pre-Parker era now have a candidate mechanism. Whether that mechanism accounts for a large or small fraction of what actually reaches Earth remains the open question…”
#sun #solar #solarsystem #heliosphere #Parker #SolarOrbiter #spacecraft #research #monitoring #instrumentatin #spaceweather #solarflare #coronalmassejection #CME #NASA #ESA #magnetism #geomagnetism #proton #energy #particleacceleration #measurement #solarwind #risk #hazard #impacts #corona #perihelion #model #modeling
@nasa @esa
💧🌏 Greg CocksJun 5
Magnetic Storms And Geoelectric Hazards
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https://doi.org/10.1146/annurev-earth-032524-012356 <-- shared paper / annual review
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#magneticstorm #electromagneticinduction #extremeevent #historicalevent #hazardanalysis #spaceweather #history #Carrington #geoelectric #humanimpacts #risk #hazard #monitoring #network #geology #geomagnetism #impedance #rock #soil #utilities #electricaltransmission #powerlines #magnetotelluric #sensor #magnetometer #blackout #brownout #energy #geoelectrichazard #geoelectric #geostatics #GIS #spatial #mapping #spatialanalysis #spatiotemporal #model #modeling #geomagnetism #geomagneticstorm #telecommunication #electronics #hardened #geography #mitigation #preparedness #geomorphology #geomorphometry #surfacegeology #cost #economics #disaster #impacts #technology #InternetOfThings #internet #USA #review #CONUS #numericalmodeling #realtimemonitoring
KillBait NewsJun 1

Scientists Investigate a Reversal in a Large Flow Region of Earth's Outer Core Detected in 2010

📰 Original title: Something Made Earth's Molten Core Reverse Direction In 2010

🤖 IA: It's clickbait ⚠️
👥 Users: It's clickbait ⚠️

View full AI summary https://en.killbait.com/scientists-investigate-a-reversal-in-a-large-flow-region-of-earth-s-outer-core-detected-in-2010.html?utm_source=mastodon_world&utm_medium=social&utm_campaign=killbait.mastodon_world

#geology #earthcore #geomagnetism #ge...

Scientists Investigate a Reversal in a Large Flow Region of Earth's Outer Core Detected in 2010

Researchers analyzing satellite measurements of Earth's magnetic field have identified an unusual event that occurred in 2010 within Earth's outer core. According to the study, a large region of molten iron located deep beneath the Pacific Ocean changed its movement and began flowing eastward, opposite to the prevailing westward motion typically observed in that part of the core. The outer core is composed of electrically conductive liquid metal whose motion generates Earth's magnetic field through complex geophysical processes. This magnetic field plays a critical role in protecting the planet by shielding the atmosphere from solar wind and reducing exposure to harmful cosmic radiation. Scientists describe the observed feature as a large wave-like structure, suggesting that a substantial volume of molten material shifted direction over a relatively short period. The discovery indicates that Earth's interior may be more dynamic and variable than previously understood. While researchers have documented the phenomenon using magnetic-field observations, the precise cause remains unknown. The event has prompted further investigation into the mechanisms that can influence large-scale flows within the outer core. Understanding these processes is important because changes in core dynamics can affect the behavior of Earth's magnetic field over time. The findings contribute to ongoing efforts to better understand the structure, motion, and evolution of Earth's deep interior, highlighting that significant and unexpected changes can occur far beneath the planet's surface.

KillBait
KillBaitJun 1

Scientists Investigate a Reversal in a Large Flow Region of Earth's Outer Core Detected in 2010

📰 Original title: Something Made Earth's Molten Core Reverse Direction In 2010

🤖 IA: It's clickbait ⚠️
👥 Users: It's clickbait ⚠️

View full AI summary https://en.killbait.com/scientists-investigate-a-reversal-in-a-large-flow-region-of-earth-s-outer-core-detected-in-2010.html?utm_source=mastodon_social&utm_medium=social&utm_campaign=killbait.mastodon_social

#geology #earthcore #geomagnetism #...

Scientists Investigate a Reversal in a Large Flow Region of Earth's Outer Core Detected in 2010

Researchers analyzing satellite measurements of Earth's magnetic field have identified an unusual event that occurred in 2010 within Earth's outer core. According to the study, a large region of molten iron located deep beneath the Pacific Ocean changed its movement and began flowing eastward, opposite to the prevailing westward motion typically observed in that part of the core. The outer core is composed of electrically conductive liquid metal whose motion generates Earth's magnetic field through complex geophysical processes. This magnetic field plays a critical role in protecting the planet by shielding the atmosphere from solar wind and reducing exposure to harmful cosmic radiation. Scientists describe the observed feature as a large wave-like structure, suggesting that a substantial volume of molten material shifted direction over a relatively short period. The discovery indicates that Earth's interior may be more dynamic and variable than previously understood. While researchers have documented the phenomenon using magnetic-field observations, the precise cause remains unknown. The event has prompted further investigation into the mechanisms that can influence large-scale flows within the outer core. Understanding these processes is important because changes in core dynamics can affect the behavior of Earth's magnetic field over time. The findings contribute to ongoing efforts to better understand the structure, motion, and evolution of Earth's deep interior, highlighting that significant and unexpected changes can occur far beneath the planet's surface.

KillBait
Show threadearthlingMay 25

@coreyspowell
10/
In short: It’s not an apocalypse; it’s a data corrective. It proves that the engine room of our planet is a highly active, rapidly changing environment, and it took a constellation of advanced satellites sixteen years of data-crunching to finally reveal what happened right under our feet.

#Geophysics
#Geomagnetism
#EarthsCore
#Geodynamics
#OuterCore
#Geodynamo
#ESASwarm
#CryoSat
#SatelliteData
#EarthObservation
#GeomagneticField
#WorldMagneticModel
#WMM

Show threadearthlingMay 25

@coreyspowell
9/
The consequence: This study provides a practical reality check. It proves that localized, dramatic "sloshing" and regional flow reversals happen relatively frequently in the outer core as part of the earth's natural, healthy dynamic loop, without triggering a catastrophic planetary collapse.

#Geophysics
#Geomagnetism
#EarthsCore

Show threadearthlingMay 25

@coreyspowell
8/
4. Reassuring News on a "Magnetic Flip"

Whenever the words "core reversal" hit the news, it tends to trigger apocalyptic sci-fi anxieties about a total geomagnetic pole reversal (which would weaken our radiation shield and disrupt global satellite grids).

#Geophysics
#Geomagnetism
#EarthsCore

Show threadearthlingMay 25

@coreyspowell
7/
The consequence: This specific 2010 reversal closely aligns with independent seismic observations showing changes in the behavior of the solid inner core. Tracking these massive shifts helps scientists map out exactly how the deep interior exchanges energy with the crust, directly affecting the literal spin speed of the planet.

#Geophysics
#Geomagnetism
#EarthsCore

Show threadearthlingMay 25

@coreyspowell
6/
3. Clues Into the "Length of Day" Mystery

Earth's rotation isn't perfectly consistent; the length of a day micro-fluctuates over roughly 6-year cycles. Because the mantle and the core are gravitationally and electromagnetically coupled, when massive volumes of molten iron change speed or direction, it changes the planet's angular momentum.

#Geophysics
#Geomagnetism
#EarthsCore
#WMM