New analysis from DESI announces a theory about the universe may need to be modified

Researchers at UC Santa Cruz, including SCIPP faculty affiliates Alexie Leauthaud, Constance Rockosi and postdoc Sven Heydenreich, are part of the team announcing a suprising new measurement of dark energy. The new results with the Dark Energy Spectroscopic Instrument (DESI) suggesting that dark energy, previously thought to be an elemental constant of nature, could be […]



Michael Riordan Awarded 2025 Abraham Pais Prize

SCIPP member Michael Riordan has been awarded the 2025 Abraham Pais Prize for History of Physics by the American Physical Society. Michael was cited “For important contributions to the history of post-World War II physics, including the discovery of quarks, the invention and development of the transistor, and the search for the Higgs boson; and for making […]




AESOP-Lite Experiment Launched in Collaboration with the University of Delaware

On January 9, 2024, the AESOP-Lite experiment launched on NASA’s largest balloon (60 million cubic feet) from the NASA Long Duration Balloon (LDB) site located on the Ross Ice Shelf close to McMurdo Station in Antarctica. AESOP-Lite is a collaboration between Robert Johnson of the UCSC Physics Department/SCIPP and the Bartol Research Institute at the […]