In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries ...

More dead marine mammals have washed ashore in Ventura County as the unprecedented bloom of harmful algae in Southern California appears to be worsening. Sky5 footage on Friday showed a deceased ...

A 15-year-old was attacked by a sea lion — her brave story goes to show we need to respect wildlife and their habitats.

Sea creatures keep showing up dead in California waters, and researchers may have an answer as to why. It has to do with ...

An "unprecedented" toxic algae bloom has overrun the coast of Southern California, sickening marine animals and staining the ...

"This is the worst domoic acid bloom we have seen in Southern California," said Dr. Alissa Deming with Pacific Marine Mammal ...

A toxic algal bloom in the Pacific off Southern California is now hundreds of miles long, and killing ocean life.

Marine life experts are concerned about a severe algae bloom that has left thousands of marine mammals, including sea lions, dolphins and whales, sick or dead along the Southern California coast ...

Nature conservation is a great way to help our environment thrive, and one California animal's increase in population may be ...