U of A-led research provides the first clear evidence of social microbial transmission in a solitary species. The study has implications for understanding how microbes are exchanged in humans.

New observations with the James Webb Space Telescope solidify previous hints of a giant planet orbiting the sun's closest neighbor.

A study involving U of A researchers shows that, while droughts appear to have had a modest impact on tropical tree growth in the past, that may not be the case for long.

Research shows small, frequent fires by mobile hunter-gatherer groups controlled landscape-scale fire activity.

With support from the Arizona Board of Regents, University of Arizona President Suresh Garimella and Senior Vice President for Research and Partnerships Tomás Díaz de la Rubia are positioning the U of A to play a central role in advancing commercial fusion.

The university reported more inventions in fiscal year 2025 than ever before, making this its most inventive year for the second year in a row.

A new grant from the National Institutes of Health will allow U of A researchers to further investigate the role that chemicals found in plastics and cosmetics have on women's health and metabolism.

Finely preserved brain features in a tiny marine arthropod fossil suggest that arachnids – spiders and their close kin – may have first evolved in the ocean rather than on land, challenging conventional wisdom.

The meteor impact that created one of Arizona's most recognizable landmarks and the wood and sediments found in a cave in the Grand Canyon are strikingly similar in age. A new study involving a U of A dendrochronologist suggests they could be related.

Researchers discovered that lower levels of essential vitamins and minerals, were more prevalent in individuals experiencing severe chronic pain.