Fire officials are bracing for an active fire season in Northern California as high temperatures dry out forests. Southern California will likely see...

   Measure ER isn’t enough, according to the head of L.A. County’s Department of Health Services, which has joined other California health systems in...

   The FDA has approved the sunscreen chemical bemotrizinol, a UV light filter that has been available in Europe, Asia, and Australia for more than 20...

   The U.S. Justice Department said an investigation by its Civil Rights Division found racial bias in admissions at UC Davis’ School of Medicine.

   The California Energy Commission is on the verge of requiring replacement tires be as energy-efficient as original tires, something the legislature...

   Mexico’s latest government-backed electric vehicle prototype, Olinia Uno, is a showcase of the country’s industrial goals and local engineering...

   Scientists feared the Santa Monica Mountains’ last endangered steelhead trout were wiped out by the Palisades fire. Then, they found them alive in...

   While a plummeting hormone level can trigger depression and irritability, experts say a modest decline can make men more invested, less stressed co...

   A nationwide effort that includes many California researchers seeks to find out why some Asian American communities have high rates of certain...

   The MV Hondius was the epicenter of the first-ever deadly outbreak of hantavirus aboard a modern cruise ship. Was this a freak occurrence, or a sign...

   Dr. David Morens, 78, is accused of using his private email account to intentionally circumvent public records laws while employed at the National...

   Six years after the COVID-19 pandemic began, doctors are still treating long COVID patients with complex symptoms and unknown futures.

   Earlier this month, the federal government ’abruptly terminated’ grants to the group, the lawsuit says.

   A rapid, two-step immune reaction may underlie rare cases of heart inflammation seen after COVID-19 mRNA vaccination, Stanford University researchers...

   A wave of the highly contagious respiratory syncytial virus is beginning to wash over the United States, sending greater numbers of babies and...

   The most widely used COVID-19 vaccines may offer a surprise benefit for some cancer patients by boosting their immune systems to help fight tumors.

   Last year’s flu season was the worst California had seen in years and state health officials warn this year could potentially be just as bad.

   The CDC’s changes have been criticized by mainstream medical groups.

   In an 8-3 vote, a committee handpicked by Robert F. Kennedy, Jr. decided to change its recommendation for how American children are vaccinated...

   Researchers commissioned by Biden claim the Trump administration sidelined the findings, which were released today, because they conflict with the...

   A zoo in Taiwan’s capital has received a pair of endangered red pandas from China.

   Without rapid, coordinated global action, ocean health will continue to decline, threatening climate stability, biodiversity resilience, food...

   NASA’s Maven spacecraft around Mars has been declared dead after six months of radio silence.

   Tropical Storm Boris has formed and is expected to bring heavy rain to parts of southern Mexico’s Pacific coast.