Physical Sciences News

Astronomy & Astrophysics, Chemistry & Biochemistry, Physics, and Mathematics

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Mystery of the Origins of Cosmic Rays Solved

UC San Diego’s Richard Lingenfelter, a research physicist emeritus at the Center for Astrophysics and Space Sciences, confirms the source of the universe’s cosmic rays—the most energetic particles known.

52 UC San Diego Researchers Are Most Highly Cited in Their Fields

Fifty-two faculty members and researchers at the University of California San Diego are among the world’s most influential in their fields, according to the Web of Science's 2019 listing.

Discovering the Magic Number of Earth Ice Molecules

An international team of researchers, including scientists from UC San Diego, identified the number of molecules it takes to turn water into ice, solving a decades-old chemistry mystery.

Artificial Intelligence Tool Predicts Life Expectancy in Heart Failure Patients

Researchers at University of California San Diego School of Medicine, as well as a diverse team of cardiologists and physicists, developed a machine learning algorithm to predict the life expectancy in heart failure patients.

Quantitative Biology Opens Trail to Ecological Exploration, Evolutionary Prediction

Scientists thought they knew everything there was to know about how and why bacterial cells moved around, but back-to-back articles in Nature by UC San Diego’s Terence Hwa reveal how little they understood bacteria movement en masse.

Astronomers Catch Wind Rushing Out of Galaxy

Researchers from UC San Diego and Rhodes College find direct evidence for the first time of the role of galactic winds in creating the circumgalactic medium.