California Gov. Gavin Newsom said Wednesday that his state will file a lawsuit challenging President Donald Trump's authority ...

State officials argue in a lawsuit that the U.S. Constitution expressly gives the authority to impose tariffs to Congress.

The California attorney general's office declined to join a lawsuit by Elon Musk against OpenAI, the agency wrote in a letter ...

Governor Gavin Newsom has said President Donald Trump's tariffs are "wreaking chaos on California families, businesses, and our economy." ...

A moderately strong, 5.2-magnitude earthquake struck in Southern California on Monday, according to the United States ...

A new study found that it's possible to return grizzly bears to California. Whether that's a good idea is a matter for ...

A preliminary 6.0-magnitude earthquake struck near San Diego, according to the U.S. Geological Survey. The quake's epicenter ...

An earthquake with a preliminary magnitude of 5.2 hit Southern California on Monday morning. Experts with the Seismological ...

The temblor was centered about 2.5 miles south of Julian, according to initial reports from the U.S. Geological Survey.

The DMV routinely allows drivers with horrifying histories of dangerous driving to continue to operate, a CalMatters ...

Changes to our immigration system on multiple levels — from student and work visas to the southern border — may accelerate ...

Local police in California said a 40-year-old man was arrested on Saturday after saying he would be responsible for a bombing ...