U of A Health Sciences breaks ground on the Center for Advanced Molecular and Immunological Therapies

Oct. 30, 2024

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Study sheds light on ancient solar activity using radiocarbon locked in tree-rings

Analyzing radiocarbon in tree-ring samples, scientists from the University of Arizona Laboratory for Tree-Ring Research and ETH Zurich in Switzerland created the most detailed record yet of solar activity during the first millennium B.C.E. The data confirmed the unusually stable period of solar activity and revealed unique patterns that can help date archaeological artifacts.

Growing a Borderlands Workforce

U of A students to compete at 2025 Regents' Cup

The public speaking competition, hosted by the Arizona Board of Regents, encourages civil and respectful discourse among students from Arizona's three state universities.