Researchers have discovered fossil human footprints embedded in an ancient lakebed that show humans inhabited North America during the Last Glacial Maximum, in what is now New Mexico. Credit: National ...
A USGS map shows that weak shaking occurred in some spots along the O.C. coastline, as well as in Long Beach. The earthquake was preceded by two smaller ones. Around 4:11 p.m., a 3.1-magnitude ...