A new study on the Cascadia fault line breaks down the flooding potential of a 9.0 earthquake, calculating the risk of where ...

A map shows areas in California where temperatures are expected to surpass 100 this week. There has been an early-season heat wave in Southern and Central California. On Monday, people in four states ...

Here’s what journalists need to know about this burgeoning market — plus, five big questions to start digging into.

Data: Ohenhen, et al., 2025, "Land subsidence risk to infrastructure in US metropolises"; Map: Erin Davis/Axios Visuals San Francisco is sinking, and new research shows it's more widespread — and ...

A minor, 3.8-magnitude earthquake struck in Southern California on Monday, according to the United States Geological Survey.

Extreme weather linked to climate change will likely lead to more Americans losing their homes as foreclosure rates rise, researchers predict.

California should build a public catastrophe model that would help regulators, insurers and consumers assess wildfire risk and future losses.

In this Reality Check, The Tribune investigated how various areas are labeled under Cal Fire’s new fire hazard severity maps.

Decision season starts Thursday for the Supreme Court, kicking off a race against the clock to release this term’s opinions ...

Physical activity is crucial for young children’s well-being. Outdoor play not only supports children’s physical health and ...