Analyzing tree-ring samples for spikes of naturally occurring radioactive carbon isotopes, a team led by U of A scientists has pinpointed the date of a massive solar particle eruption event that has long eluded researchers.

President Suresh Garimella recently welcomed to campus a delegation of vice chancellors and their leadership teams from the Confederation of Indian Private Universities, emphasizing the university's commitment to global partnerships.

With funding from the Department of Energy, U of A researchers are working to revolutionize our understanding of how soil microbes influence climate change.