The team discovered that in comparison with young neurons, old neurons displayed hallmarks of molecular stress, such as ...

Even-steven. That was the intent of delegates from the seven basin states in 1922 when they met near Santa Fe to forge a ...

The Sonoma County Water Agency began inflating its rubber dam in the Russian River near Forestville on Thursday, kicking off ...

This story appears in the spring 2025 issue of UC San Diego Magazine as “Taking Flight.” ...

Sampling the air around Imperial Beach, California, reveals pollution from the Tijuana River in sea spray aerosols ...

Melting snow from California's Sierra Nevada is filling reservoirs. But dry conditions have shrunk the flow of the Colorado ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater ...

Coastal air samples around San Diego showed high levels of pollutants, including drugs and sunscreen chemicals.

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater ...

Columnist Teri Sforza writes that new goals may involve shorter showers, recycled water and more conservation. Prepare!

At which beaches are you more likely to get sick? Heal the Bay releases a look at what beaches earned high marks, and which ...

Editor's note: This page reflects news from Wednesday, Feb. 12. For the latest updates on the atmospheric river in California, read USA TODAY's coverage for Thursday, Feb. 13. SAN DIEGO ...