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These bizarre, much-coveted microbes are revealing the origins of complex life

Scientists overhaul giant particle collider in search of universe's hidden building blocks

U of A mourns passing of longtime Arizona Senator Jon Kyl

Former Sen. Jon Kyl is a University of Arizona alumnus who represented Arizona in Congress for more than 25 years as a leading voice on legal and national security issues.

A researcher wearing green pants and a salmon-colored sweater crouches next to a rock deposit, holding a geologist's hammer.

Capybaras in the desert? Fossil casts doubt on Atacama as world's oldest continuously dry region

Scientists were stunned when they discovered a fossilized tooth from a capybara that lived in the Atacama Desert in northern Chile almost 9 million years ago.

Monsoon-fueled storms are soaking the Southwest

U of A ranks No. 1 in the Southwest, top 20 among public US universities for international research collaboration

The U of A ranks No. 1 in the Southwest and No. 1 in the Big 12 Conference in a new ranking that measures how central each university is in the global research-collaboration network.

I'm a college president, and I think higher education has to do a better job of controlling costs

Kierstyn Tsosie and Steven Martin standing in the NASA student lounge

New Native American Student Affairs leaders offer employees an 'open door'

Sept. 15, 2026

New Native American Student Affairs Director Steven Martin is outlining his vision to support Native students – and is inviting faculty and staff across campus to be part of the work.

In Brief: Humanities Festival celebrates play; 2026 CUES awardees

Sept. 14, 2026

The Tucson Humanities Festival explores the power of play through sports, music, gaming and more this fall. Plus, CUES announces its 2026 Distinguished Fellows and Spanning Boundaries Challenge awardees.