Across the United States, a growing body of grid data now points to specific regions where a single storm or heat wave could trigger cascading, multi‑day blackouts. A new generation of outage maps and reliability assessments is turning that risk into something visible,

A high-resolution groundwater map shows how underground water varies across the U.S., with new insights for agriculture and water management.

In what the agency hopes will spur a major leap in American geoscience, the U.S. Geological Survey has released a new mapping tool that allows anyone to peer into the earth beneath their feet. Dubbed The Cooperative National Geological Map, the new ...