Minor quakes can disrupt natural tectonic patterns deep underground and change stress landscape, new study finds.

Illinois Secretary of State Alexi Giannoulias said state DMV facilities were affected by a nationwide outage impacting U.S. passport verification Wednesday.

Recent seismic events have occurred in U.S. regions not typically associated with earthquakes, such as Illinois, Tennessee, and Virginia. These developments highlight the expanding nature of seismic ...

A 3.3 magnitude earthquake shook parts of east-central Illinois on Monday, according to a Geological Survey. Around 11:30pm, ...

A 3.3 earthquake occurred near Lerna, Illinois at 11:43 p.m. on July 6, 2024, with over 100 reports of shaking, and is ...

Most people reported feeling "weak" and "light" shaking near Champaign and Charleston. Though earthquakes are a ...

Italy's Campi Flegrei, a highly seismic area near Naples in the southern Campania region, was hit by a strong 4.4-magnitude earthquake on Tuesday morning.

At least one report of shaking was recorded in Will County, near Midewin National Tallgrass Prairie, the USGS said.