Scientists are uncovering a hidden and surprisingly complex earthquake zone beneath Northern California by tracking swarms of ...

Early in 1905, the first of five floods surged down the diversionary canal, and attempts to close it became futile. By the ...

Three of the great tectonic plates that make up the Earth’s crust meet at the Mendocino Triple Junction, off the Humboldt ...

On a quiet stretch of central California ranchland, scientists have spent decades trying to turn one of Earth’s most ...

It will alter access to one of Yosemite’s most mesmerizing natural spectacles—and one of its most photographed.

Last year’s mysterious booms have been followed by this month’s unexplained loud “rumbles” that rattled homes across the High ...

A magnitude 4.2 earthquake shook the North Bay early Thursday morning shortly after midnight, waking up people across the ...

Discover how recent studies reveal that Saudi Arabia's arid deserts were once lush landscapes filled with rivers and lakes.

California could see the largest impact from the change, as the Golden State produces more milk than any other state, and it ...

Emergency plumbing failures can exceed $5,000, but many U.S. households lack savings to cover the cost-leaving homeowners financially exposed when systems fail. Plumbing systems often fail without ...

EPA finalizes a rule extending the compliance deadline for coal-fired power plants to reduce their wastewater pollution. ● President Trump vetoes a bipartisan water infrastructure project in Colorado.

The earthquake had a preliminary magnitude of 6.5 and its epicenter was near the town of San Marcos in the southern state of Guerrero near the Pacific coast resort of Acapulco, according to Mexico’s ...