Science ❯ Earth Sciences

Geomagnetism

Geomagnetic Storms Magnetic Storms Magnetic Field Solar Activity Auroras Magnetosphere Magnetic Fields Geomagnetic Activity Solar Influence Earth's Magnetic Field

Deep Pacific Core Flow Reversed Around 2010, Study Finds

Scientists warn the change may reflect linked deep-core events and could alter how Earth’s magnetic field evolves.

Aurora Odds Rise Near March Equinox, With No Immediate Storm Signal for Germany

Sun Registers First Spotless Days Since 2022 as New Sunspots Reappear

NASA Confirms Five X-Class Solar Flares From AR4366 in Three Days

Fast Solar Wind From Small Coronal Hole Reaches Earth, Weak Storms Possible

Solar Storm Eases After Two-Decade High as Monitoring Continues

2025 Logs 69 Magnetic-Storm Days, With Geomagnetic Disturbances at 20-Year Peak

Geomagnetic Storm Eases as Moderate Quakes Strike Far East Russia and Xinjiang

Russian Lab Forecasts Calm Geomagnetic Field Today, Slight Rise in Solar Flares

NOAA Sees G3 Geomagnetic Storm Potential From Cannibal CME Nov. 11–12

Kamchatka Logs Nine Aftershocks Up to M5.8 as Pacific Rim Sees Fresh Quakes

Study Finds Rare Blue Aurora Peaks at 200 Kilometers as G3 Storm Lifts Germany’s Viewing Odds

Geomagnetic Storm Hits G3 as Earth‑Directed CME Approaches

M1.1 Solar Flare Recorded Over Sunspot 4248 as Overall Activity Eases

Earth Enters Fast Solar-Wind Stream as Moderate Geomagnetic Storm Begins

Solar Flares Intensify With M4.8 Blast, X‑Class Possible Today

ESA Reports Sharp Growth of South Atlantic Magnetic Anomaly Extending Toward Africa

Four-Day Geomagnetic Storm Ends as Forecasts Turn Quiet

Geomagnetic Storm Enters Third Day as Solar Wind Blasts Earth

Study Links Geomagnetic Disturbances to Higher Heart-Attack Rates, With Larger Effect Reported in Women