Qualcomm stock jumped past $174 as Amazon agreed to buy custom AI chips while gaining rights to 25 million shares.

Eastlake High senior Ihan Sung's garage-built device tackles a process that eats up 2% of global energy. He placed fourth worldwide.

Delaney Holian was given just a 20% chance of reaching age one. At eight months, she's still laughing with her three siblings.

Neurocrine says no causal link has been found, but families of Prader-Willi patients are demanding more transparency on Vykat XR.

The 40-year-old former Arctic oil engineer will launch from Kazakhstan next March as UCSD's fourth astronaut alum.

San Diego’s Self Inspection raised $10 million with Sheryl Sandberg’s venture firm leading the round. Its AI platform turns smartphone photos into detailed vehicle condition records.

San Diego researchers are testing a potential Gulf War illness treatment as Congress keeps toxic-exposure research funding at half its former level.

A San Diego-built magnet is now stacked inside the world’s biggest fusion experiment in France. The milestone puts General Atomics at the center of a 35-nation effort to harness star-like energy.

A San Diego startup’s tiny autonomous boat recorded a Chinese guided-missile destroyer near the Philippines. The footage highlights the rising role of robotic maritime surveillance.

A San Diego biotech is moving an investigational gout drug through late-stage trials, backed by $130 million in new financing.

A UC San Diego analysis of a randomized trial found semaglutide slowed DNA-based markers of aging in adults with HIV. Researchers say larger trials are needed to confirm clinical benefit.

Qualcomm told customers it will raise chip prices for products shipped after Sept. 1, 2026 — the same Snapdragon platforms that power Samsung’s new watches and intelligent eyewear.

Salk Institute professor Satchin Panda will step down on Aug. 13 after an internal review into a workplace misconduct complaint, the institute says.