Mexico is upgrading critical pump stations designed to manage Tijuana's sewage better and keep less of it from spilling into the U.S.
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Unlike many cancers, colorectal cancer has become more lethal for people at younger ages. Doctors are sleuthing out why. -
A selection of prize honorees from the 2026 World Press Photo Contest capture the pain of the past year — but also focus on moments of strength, determination and joy. -
Fuel costs more. Food is harder to get. Jobs are evaporating. And in Cairo, cafes and restaurants are ordered to close at 9 p.m. -
The treatment, developed by Regeneron Pharmaceuticals, is for a very rare form of deafness. But it represents a medical milestone. -
A new study looks at an unexpected force that played a critical role in shaping the lives of ancient humans. -
Acting Attorney General Todd Blanche said he is immediately moving medical marijuana from Schedule I to Schedule III, which includes drugs like ketamine, Tylenol with codeine and anabolic steroids. -
After a year without data, the State Department released figures on PEPFAR, the program launched by George W. Bush and credited with saving millions of lives. How did Trump's aid cuts affect it? -
The AI models and chatbots that we interact with tend to affirm our feelings and viewpoints — more so than people do, with potentially worrisome consequences. -
The 2026 State of the Air report ranked San Diego-Chula Vista-Carlsbad as being the fifth-worst nationally for annual particle pollution. -
Leaders in San Diego and Imperial counties have been making their case for why their regions need the state funding.
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