USGS released its most detailed national geologic map, offering layered views of geology beneath the Earth’s surface across the lower 48 states. The Cooperative National Geologic Map integrates data ...

Add Yahoo as a preferred source to see more of our stories on Google. Nearly 75% of the country is at risk for a potentially damaging earthquake in the next 100 years, according to a recently updated ...

(NEXSTAR) – When a 4.8-magnitude earthquake hit Lebanon, New Jersey, Friday morning, the shockwaves were felt far and wide. More than 120,000 responses poured into the USGS’s “Did You Feel It?” tool.

At least seven earthquakes have struck in California in the last 24 hours, according to data from the United States Geological Survey (USGS). The quakes range in size from a 2.5 magnitude up to a 4.1 ...