Microplastics have been found everywhere. That’s a problem for research
As the science of detecting microplastics matures, so too does consensus about their ubiquity. Everywhere researchers have looked…
L.A. County youth homelessness has surged, study finds
The number of homeless L.A. County students is surging, with thousands more unhoused in the span of a…
Some California growers have found ways to to recharge precious groundwater
ARVIN, Calif. — In the southern San Joaquin Valley, where roads cut through thousands of acres of orange groves, grapevines…
H5N1 bird flu spreads to sea otters and sea lions along San Mateo coast, wildlife experts say
Researchers say the H5N1 bird flu outbreak in California elephant seals has spread to other marine mammals, including…
Earth is warming faster than previously estimated, new study shows
Planetary warming has significantly accelerated over the past 10 years, with temperatures rising at a higher rate since…
Sea levels are already higher than we thought, according to new calculations
For decades, California has been bracing for the sea. Communities from Pacifica to Imperial Beach have fought over…
The neuro disease rat lungworm has reached California
A disease that can cause neurological illness and meningitis in people, rat lungworm, has been found in wild…
Bird flu outbreak in California elephant seals prompts officials to cancel popular tours
Researchers say seven seal pups have tested positive for an avian flu virus at California’s Año Nuevo State…
H5N1 bird flu found in California elephant seals for the first time
The H5N1 bird flu virus that devastated South America’s elephant seal populations has been confirmed in seals at…
Shark attacks rose in 2025, and the only U.S. death was in California
Shark attacks returned to near-average levels in 2025 after a dip the previous year, according to the latest…
How ‘The Lost Bus’ on Apple re-created the Paradise fire
The Paradise fire lasted 18 days, destroying over 18,000 structures and leaving 85 people dead, making it the…
Trump immigration sweeps upended L.A.’s economy, with some businesses losing big
The first month of Trump’s immigration crackdown in Los Angeles put a dent in the area’s economy, costing…