Science ❯Earth Sciences

Geophysics

Seismology Geomagnetism Magnetism Magnetosphere Seismic Waves Seismic Activity Earth's Rotation Research Methods Geomagnetic Activity Geomagnetic Storms

July 9 Recorded Among Shortest Days as Earth’s Spin Continues to Accelerate

Scientists confirm July 9’s rotation was about 1.30 milliseconds faster, with more brief days forecast for July 22 and August 5.

Earth's Spin Breaks Short-Day Records as Timekeepers Halt 2025 Leap Second

Three Record-Short Days Ahead as Earth’s Spin Accelerates

Canada Day Geomagnetic Storm Watch Signals Northern Lights into Lower Latitudes

Pulsing Mantle ‘Heartbeat’ Beneath Afar Fuels Africa’s Rift

Geomagnetic Storms Keep Northern Lights Visible Across 15 US States

Earth Could Set Shortest Day Record in July or August 2025

X1.2 Solar Flare from AR4114 Disrupts Pacific Radio Communications

Northern Hemisphere Prepares for June 20 Summer Solstice

NASA Launches SEED Mission to Probe Radio-Disrupting Ionospheric Clouds

Northern Lights Dance Over US and Canada With Stronger Storms Forecast for Saturday

Seismic Swarm Triggers Partial Collapse in Pompeii’s Insula Meridionalis

Greenland Fjord Mega-Tsunamis Verified as Source of Nine-Day Global Seismic Shaking

Etna Eruption Subsides with Ash Clearing Above Crater

Geomagnetic Storm Brings Northern Lights as Far South as Alabama, Continues into June 2

Solar Storm Set to Illuminate Italian Skies with Northern Lights

Solar Storms to Prolong Northern Lights Across Northern U.S. and Canada This Weekend

Two Early-Morning Quakes Hit Manipur; No Damage Reported

Low-Magnitude Earthquakes Strike Ladakh and Madhya Pradesh with No Reported Damage

Prehistoric Solar Storm Redefines Worst-Case Scenario for Modern Infrastructure