When things vibrate, they make sounds. Molecules do too, but at frequencies far beyond human hearing. Chemical bonds stretch, bend and twist at characteristic rates that fall in the infrared region of ...

A team of researchers has found a way to steer the output of large language models by manipulating specific concepts inside these models. The new method could lead to more reliable, more efficient, ...

Compared to heterosexual individuals, all other sexual identity groups showed significantly higher use of all substances surveyed, including cannabis, hallucinogens, inhalants, methamphetamine and ...

The survey of 11,406 eligible voters, conducted Dec. 19, 2025 through Jan. 12, 2026, shows trust declining by 17 percentage points among Republicans, 13 points among Democrats and 16 points among ...

The brain’s ability to do everything from forming memories to coordinating movement relies on its cells producing the right proteins at the right time. But directly measuring this protein production, ...

As University of California San Diego moves to better connect campus breakthroughs with urgent national security and civilian ...

Curated by Mashonda Tifrere, the new exhibition honors UC San Diego Visual Arts Professor Emerita Faith Ringgold A free ...

An AI workflow accurately grouped ulcerative colitis‑LGD patients by cancer risk, flagging about half as low‑risk with a ~99 % chance of staying cancer‑free for two years. The AI workflow revealed ...

University of California San Diego faculty members Valentina Di Santo, Fleur Ferguson, Mattia Serra and Hao Zhang have been named 2026 Sloan Research Fellows, an honor given by the Alfred P. Sloan ...

On Feb. 13, NASA astronaut Jessica Meir and three crewmates lifted off from Cape Canaveral Space Force Station in Florida as ...

Existing defect detection tools using ultrasound rely on phased array ultrasound. In this method, many transducers are pointed in the same direction to generate an image of that specific area. This ...

Last week, more than a thousand residents of the region gathered at the Kendall-Frost Mission Bay Marsh Reserve for Love Your Wetlands Day, an annual celebration of community science, habitat ...