Officials warn of mountain lion sighting in Santa Monica

Officials warned of a mountain lion sighting in Santa Monica on Friday. Residents were encouraged to remain indoors with their pets.

Tick bite ER visits hit highest seasonal level in years as doctors warn of disease surge

Tick bite-related ER visits are at their highest seasonal levels since 2017 across most U.S. regions, raising concerns about increased Lyme disease and other tick-borne illnesses.

New hepatitis B drug may be a 'functional cure' for some people

New research implies that a first-of-its-kind drug for hepatitis B could allow some patients to stop treatment without showing signs of the dangerous virus.

Video: Sea lion leaps into canoe during Monterey Bay race

An enthusiastic sea lion leaped out of the Monterey Bay over Memorial Day weekend, hopping onto a racing outrigger canoe, before slipping back into the saltwater and becoming an instant viral sensation.

Life on the moon? NASA unveils its 3-phase plan timeline to build a permanent moon base

NASA has unveiled a three-phase strategic roadmap to establish a permanent moon base spanning hundreds of square miles, starting with three foundational robotic missions targeted for completion by late 2026.

Former GKN employee speaks out on Garden Grove chemical threat

A former GKN Aerospace employee is speaking out in the wake of the Garden Grove chemical crisis, calling it a wake-up call for California residents who may have no idea what's stored in facilities near their homes.

Garden Grove chemical leak: Explosion threat gone, evacuations ease

Officials reduced evacuation orders in Garden Grove after temperatures inside a hazardous chemical tank dropped, eliminating the risk of a catastrophic explosion that once threatened about 50,000 residents.

Pentagon releases new batch of declassified UFO files

The Pentagon on May 22 released a second set of declassified files on what NASA calls Unidentified Anomalous Phenomena (UAP), commonly referred to as unidentified flying objects (UFOs). 

Dog survives mountain lion attack in Glendora
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A dog survived a mountain lion attack from their family's backyard in Glendora, California.

SpaceX reveals plans for what could be the biggest-ever IPO

On Wednesday, SpaceX submitted documents to move forward with its highly anticipated initial public offering (IPO). Here's what to know.

Texas company hatches live chicks from artificial eggs in breakthrough that could revive the dodo: report

A Texas-based company has successfully hatched live chicks from artificial eggs for the first time, a breakthrough researchers believe could eventually help revive extinct birds like the dodo and giant moa.

Newly discovered asteroid will make very close pass by Earth: Here’s what to know

A newly discovered asteroid named 2026 JH2 will pass by Earth at a distance of about 56,000 miles. The moon, by comparison, is approximately 228,855 miles away

Florida alligator caught on video eating smaller gator at Gatorland

Nature’s brutal side was on full display at Gatorland in Orlando when startled visitors witnessed an alligator turn a smaller peer into a midday snack a couple of months ago.