The city of Watsonville has an expensive problem on its hands: toxic algae stirred up from the bottom of Pinto Lake makes the lake poisonous to humans and deadly to birds, fish, and even the otters in Monterey Bay, where the lake water eventually empties into the sea. Knowing how to clean it is one thing; paying for it is another.
The Rim Fire is calling attention to a big problem: California’s forests are overloaded with fuel after a century of putting out fires. There’s a new push to use that fuel to make renewable energy, but it's sparked a heated debate.
Studying the "wildlife" of San Francisco's Market Street isn't exactly what you might think. Turns out it's a habitat that seems to attract butterflies and other critters.
By the end of the century, the Bay Area's landscape could look more like Southern California's, raising tough questions for land managers trying to preserve parks and open space.
Fertility apps are the newest high-tech trend in helping people conceive. There are dozens of apps on the market that help women find their fertility window. One high-profile app is going a step further, and asking some very personal questions.
In California, polling shows that most people think climate change is already having an effect. But scientists are concerned that politicians are not acting fast enough. Now a UC Berkeley professor is urging other scientists to speak out.
Shasta Lake is the largest reservoir in California, and government officials are completing plans to make it even larger by raising the height of the dam. But the expansion has sparked intense debates among local residents, Central Valley farmers, environmentalists, tribal groups and developers.
Valero wants to start using trains to bring crude oil to its Bay Area refinery. But the project is raising concerns about congestion, safety and air pollution in the East Bay city of Benicia – and the connection it may have to Canada’s controversial tar sands.
In some alcoholics, the act of overriding one's better judgment to have another drink can be traced to a specific network in the brain. The question is, can you make it do something else?
When you're cooking dinner, the air inside your kitchen can sometimes be just as harmful as smog. Range hoods are designed to capture cooking fumes, but even some expensive models aren’t very effective. Researchers are trying to fix that.
After controversy over a threatened species delayed several large solar projects, state officials are trying to broker an agreement between conservation groups and solar companies on a path forward for renewable energy.
A new study suggests that mammals may be able to determine the gender of their offspring.
Proposition 65 was passed by voters in order to reduce Californian's exposure to toxic chemicals. Now there's an effort in Sacramento to revise the law, amid charges that it's prompted a flood of frivolous lawsuits that make millions of dollars for a select few and cause undue headaches for thousands of California businesses.
Mental illness is the last area of medicine where there are virtually no lab tests to indicate what’s wrong. This has become a major challenge across the field of psychiatry: to give those who suffer from mental illnesses like schizophrenia and depression the same sort of scientific certainty doctors have recently begun to provide to people with Alzheimer’s disease.
Earlier this year, geologists in Yosemite Park came to the sad conclusion that one of California's iconic glaciers, the Lyell, had ground to a halt, having lost too much mass to sustain its downward movement. Knowing that California's approximately 130 glaciers will not be around forever, Tim Palmer spent a summer on a personal quest to climb and photograph as many of these frozen giants as he could manage.