In response to concerns about the risks of crude by rail, Union Pacific has begun to boost its rail inspection program by dispatching vehicles with lasers that can find tiny track imperfections.
Tiny and delicate, pygmy seahorses survive by attaching to vibrant corals where they become nearly invisible to both predators and researchers. Now, biologists at the California Academy of Sciences have successfully bred them in captivity for the first time. Finally, they're able to study the seahorses' amazing act of camouflage up close.
Scientists in California's Central Valley are testing the nutrient content of fruits grown with less-than-normal amounts of water. And the findings so far are raising a question: will consumers buy fruits that are just as nutritional, or sometimes higher in antioxidants, if they aren't as pretty?
Bay Area taxpayers have spent billions of dollars over the last quarter-century to make our bridges, water pipes and power supplies safer in an earthquake. Experts say that means the Bay Area is much better off now. At the same time, the work is far from over.
The drought is putting a spotlight on water use around California, including for hydraulic fracturing. How much water does fracking use and will it increase as companies tap into the Monterey Shale, estimated to be the largest oil resource in country?
Activists are hoping local residents will do what state legislators haven’t done -- shut down the controversial oil production technique known as hydraulic fracturing.
You can now visit 14 California State Parks from the comfort of your own web browser, using Google Street View.
Research published Sunday concluded that the upper 2,300 feet of the Southern Hemisphere’s oceans may have warmed twice as quickly after 1970 than had previously been thought.
Wearables and health apps made a multi-billion-dollar industry out of healthy peoples' desires to count calories and rack up steps. Now can this technology make the transition to a medical setting, to help people with chronic illnesses?
Only 1924 and 1977 were drier. And there's little in the long-range forecasts to suggest a rebound soon.
Climate change is making the weather pattern that's responsible for California's drought more likely, according to a new study from Stanford.
The South Napa Earthquake revealed how much we've yet to learn about seismic faults in the Napa Valley.
Governor Jerry Brown signed legislation Tuesday that will require the first-ever rules for pumping groundwater in California. Here's why lawmakers and the governor acted, and what the new laws mean.
A professor whose research is helping a California police department improve its strained relationship with the black community and a lawyer who advocates for victims of domestic abuse are among the 21 winners of this year's MacArthur Foundation 'genius grants.'
California water districts are eyeing a potential new source of water: trees. After a century of fire suppression, Sierra Nevada forests are more dense than ever before. And those pine trees are taking up a lot of water that might otherwise run off into California rivers.
To help adapt to the increased flood risks affecting people and property along the coast, the San Francisco Bay and inland waterways, California lawmakers sent a bill to Governor Jerry Brown that would direct the state to compile the nation’s most elaborate sea level rise planning database.