Tree-ring, ice core and volcano experts teamed up to identify one of the most climatically impactful volcanic eruptions in 4,000 years – Aniakchak II. In the process, they narrowed down potential dates for the infamous Thera eruption.

To understand the unique experience of Black grief, it's necessary to consider the collective grief Black Americans have suffered as the result of America's long history of racialization and racist violence, UArizona experts say.

For the seventh year in a row, UArizona hurricane forecasters predict an above-average hurricane season, beginning June 1. Their forecast shows 14 named storms and seven hurricanes developing over the Atlantic Ocean.

Through UArizona startup BG Networks, engineering researchers are working to make cybersecurity for the "Internet of Things" more accessible for companies and organizations.

The University of Arizona is ranked No. 93 overall, No. 49 among U.S. institutions and No. 27 among public colleges and universities in the annual Center for World University Rankings, released Monday.

The extended UArizona-led mission, dubbed OSIRIS-APEX, will study the near-Earth asteroid Apophis, which is expected to have a close encounter with Earth in 2029.