People in O'Fallon, Illinois, reported feeling an earthquake Saturday morning. The United States Geological Survey recorded a 2.4 magnitude earthquake at 1:50 a.m. Saturday. The USGS said the ...

California and Alaska are at the highest risk of seismic activity, followed by portions of several states, including Illinois ...

The U.S. Army tested a cross-laminated timber (CLT) shelter made using thermally modified Coastal Western Hemlock. In the ...

A mild 2.4 magnitude earthquake struck Missouri's Bootheel near Ozora, causing no damage or injuries. The tremor, recorded at ...