California is the second US state after New York to declare an emergency. By doing so, officials hope to bolster efforts to combat the spread of monkeypox.

The McKinney fire has ripped through the state's dry terrain, and is not yet contained. Strong winds and lightning storms were expected to fan the flames.

Amazon says it will launch a drone delivery service this year in Lockeford California. The community of over 3,500 in population will be the first in the U.S to start receiving package deliveries by drone and will also enjoy free drone delivery within 30 minutes.

Authorities say the suspect was a Chinese immigrant who harbored grievances against Taiwan. He is facing one count of murder and five counts of attempted murder.

The omicron coronavirus variant is more infectious than less severe than previous ones. Experts think they know why it's so transmissible - but do they know why it's less deadly?

Though discussions at COP26 are usually among national governments, the US state of California sent its own delegation to the UN climate conference in Glasgow. California is already feeling the effects of climate change and in recent years it has taken aggressive action to reduce greenhouse gases, with a target of 100 percent clean electricity by 2045. Our correspondents Valérie Defert, Pierrick Leurent and Ryan Thompson report from the Golden State.

Handing the win to pharmaceutical companies, the judge said the plaintiffs hadn't proven that deceptive marketing by the firms led to a rise in unnecessary opioid prescriptions.

The massive oil spill from 480,000 liters leaking off the Orange County coast is slowly moving south, threatening marine-protected areas as well as popular beaches. On the coastline of South California, most beaches are closed, with efforts to clean areas impacted by the oil ongoing.

An oil spill in Southern California closed beaches and led authorities to cancel the last day of the Pacific Air Show. At least 126,000 gallons (98,420 liters) of oil spilled off the coast of Orange County.

The town of Greenville, California was completely burned to the ground almost two months ago when the Dixie Fire tore through the area. Buildings lay in ruins, cars sit scorched and trees stand charred after what the governer called a "climate-induced" wildfire. Climate change amplifies droughts, creating ideal conditions for wildfires to spread out of control and inflict unprecedented material and environmental damage.

This week, the governor of California decisively defeated a Republican campaign to remove him from office. Gavin Newsom easily survived the recall election, leaving dozens of challengers far behind. The victory sends a strong message that California voters are still behind Newsom and the traditional polices of the deeply Democratic state. We take a closer look at the recall mechanism.

California's Democratic Governor Gavin Newsom has successfully fended off an attempt to topple him in a recall election. Republicans had tried to unseat him over his policies on immigration, COVID-19 and crime.