Science ❯ Earth Sciences

Geophysics

Seismology Geomagnetism Magnetism Magnetosphere Seismic Activity Earth Rotation Earth's Rotation Seismic Waves Space Weather Rotation of the Earth

NOAA Issues G3 Geomagnetic Storm Warning as CME Arrives, Adds Weekend Alerts

Final severity depends on the CME’s magnetic orientation measured by L1 monitors.

Microsecond X-Rays Reveal Ice XXI, a New High-Pressure Form of Ice

Geomagnetic Storm Hits G3 as Earth‑Directed CME Approaches

M6.0 Quake Off Kamchatka Prompts Green Alert, No Tsunami

Swarm Satellites Map Rapid Growth of South Atlantic Anomaly as New Model Details Core Drivers

ESA Maps New Low in South Atlantic Anomaly as Weak Zone Expands

Chile Quake of 5.5–5.6 Felt in Argentina Triggers Precautionary Evacuations, No Tsunami Risk

Greenland Is Drifting Northwest at About 2 Centimeters a Year as Study Maps Island’s Stretching and Squeezing

Swarm Satellites Confirm South Atlantic Magnetic Weak Spot Is Growing and Drifting West

Study Confirms South Atlantic Anomaly Is Expanding, Heightening Spaceflight Risk

7.8 Earthquake Strikes Drake Passage, Triggering Tsunami Threat for Chilean Waters

Study Finds Cascadia Megathrust Often Triggers Northern San Andreas in Closely Timed Quakes

M2.0 Solar Flare Recorded on Oct. 9 as Scientists Keep Watch

Two Moderate Quakes Recorded Near Paramushir in Russia's Northern Kurils

Simulations Reveal Space Tornadoes That Current Monitors Miss, Prompting Solar‑Sail Probe Concept

Kamchatka Records 15 Aftershocks as Volcanic Unrest Continues

EMSC Confirms Magnitude 5.5 Quake in Kyrgyzstan Region After Initial 5.7 Reading

Four-Day Geomagnetic Storm Ends as Forecasts Turn Quiet

Two Small Quakes Recorded in Myanmar on Oct. 2–3, Seismology Agency Says

Marmara Sea Quake of Magnitude 5.0–5.3 Shakes Istanbul