Locals and tourists alike at La Jolla Cove were startled as sea lions seemingly charged toward them, causing panic and making for sensational viral videos. But what's the real story behind these marine mammals' behavior?

Everett Kalin, a 93-year-old Oakland man, recently set a record as the oldest known person to climb Yosemite's Half Dome, proving that age is just a number.

West Nile virus has been detected in Palo Alto and Stanford, prompting an emergency mosquito control treatment. Find out what you need to know to protect yourself and your family.

Historic Petrified Forest in Calistoga Up for Sale: Will Sequoias Find New Keepers or Face Future Destruction?

San Diego City Council's proposal for a permanent year-round closure of Point La Jolla, near sea lions, has ignited a heated debate between wildlife advocates and those concerned about the loss of ocean access and environmental impacts.

High bacteria levels at San Diego beaches prompt warnings to the public, creating ripples in locals' favorite hangouts, becoming a topic at dinner tables and beachside cafes.

Bye-bye BART goats - it's the sheep's turn to shine as they step up for fire hazard management around BART property in California.

A mother bear and her two cubs have been sighted in Miwok Park, leading to cautionary advice from the Novato Police and California Department of Fish & Wildlife.

A recent sewage spill forces the closure of East Mission Bay, adding to the list of water contamination issues plaguing San Diego County.

A San Diego snake, which ingested a fake chicken egg, underwent rehabilitation and has been released back into the wild.

A stripped vehicle is left abandoned on a playground in Oakland's Joaquin Miller Park, highlighting the growing crime rates and the pressing issue of a tinderbox park with hazardous trees.

Two dozen chickens saved from deplorable conditions at a Vista home have been named after famous singers and movie characters and are now available for adoption at the San Diego Humane Society.

A 13-year-old boy in Napa County becomes the latest victim of a rattlesnake bite, leading to an urgent helicopter rescue as the summer heat continues to fuel snake activity in the area.