Doctors and scientists are debating whether a little-known measure in COVID testing should be used to distinguish who is infectious from who isn’t. The NFL adopted the practice, but laboratory professionals caution against its use.
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Can a fragile rat survive the loopholes in endangered species protections?
Conservationists rejoiced when California declared the San Bernardino kangaroo rat an endangered species. The celebration was short-lived, however.
How effective are COVID-19 vaccines for children 5-11? New data offer some answers
Data show vaccines are effective against hospitalizations, although effectiveness against infection does wane. But that’s not surprising.
New Russian cease-fire offer greeted with scorn as shelling of Ukraine cities continues
Two previous cease-fires went nowhere, trapping hundreds of thousands of people trying to flee Ukrainian cities under heavy assault by Russian forces.
This treatment can protect vulnerable people from COVID. But many don’t know about it
Evusheld can help protect immunocompromised people from COVID, but patients say scant awareness and a complicated process have hampered its rollout.
Gas prices are soaring in California. Here’s how to find the cheapest gas near you
From online services to paying with cash, here are some ways to save at the pump with the average gallon of gas in Santa Cruz County going for $5.26.
Russian attacks intensify in Ukraine; Zelensky again pleads for no-fly zone
Russian attacks have intensified across Ukraine, and President Volodymyr Zelensky on Sunday again urged the West to impose a no-fly zone. At least 1.5 million refugees have fled the fighting in a widening humanitarian catastrophe.
Scattered corpses. A rain of rockets. A week inside Russia’s war against Ukraine
Swathes of Ukraine have fallen into Russian hands. Corpses scattered in the snow. Rockets rain daily on civilians. The capital, Kyiv, waits in cruel limbo for advancing Russian forces.
Feud between mail carriers, wild turkeys comes to a deadly climax near Sacramento
After months of turkey attacks on mail carriers, one U.S. Postal Service worker is under investigation for killing an aggressive bird, wildlife officials say.
UC Berkeley will increase California students, cut out-of-state ones to meet enrollment cap
The campus plans to enroll about 5,370 first-year California students both in person and online this fall, an increase of about 500 over last year.

