Hundreds of small earthquakes were detected at Mount Rainier on Tuesday in the largest such swarm at the active stratovolcano ...

A new USGS National Seismic Hazard Model released Tuesday shows where damaging earthquakes are most likely to occur in the United States.

Earthquake shakes NYC area USGS figures indicate that the quake might have been felt by more than 42 million people.

D has been used as a pesticide since the 1940s, and gained notoriety as a component of Agent Orange, used by U.S. forces in the Vietnam War.

Yellowstone National Park’s Biscuit Basin will remain closed for the remainder of the 2024 season following a hydrothermal explosion Tuesday morning that launched debris hundreds of feet in the ...

In central Kerr County, up to 10 inches of rain inundated the area, causing the Guadalupe River to swell and overflow its ...

This new USGS map shows where damaging earthquakes are most likely in the U.S. The new USGS National Seismic Hazard Model includes a few key changes since the last map was released in 2018 ...

Two people died when huge rocks fell on their vehicle in Guatemala, after dozens of earthquakes were recorded in a matter of hours, authorities said. The two men killed were traveling in a pickup ...

The airspace above Reagan National Airport, where a commercial plane collided with an Army helicopter this week, has become increasingly congested with air traffic, including helicopters.

The Texas Hill Country has been notorious for flash floods caused by the Guadalupe River. Here's why the area is called ...