The most common types of planets in the Milky Way have long been shrouded in mystery, and some of them may be very different than astronomers imagined, according to a team of researchers probing the atmosphere of planet GJ 1214 b.

University of Arizona sociologist receives grant from National Cancer Institute to investigate nicotine product use amongst adolescents in high schools across Mexico and LA.

The 1953 film, shot in Tucson and styled as a wildlife documentary about the desert, won an Oscar and briefly put Tucson on the map. But new research by U of A associate professor Susan Swanberg explains how the film failed to live up to its "true-life" claims.

A transfer pathway to the Zuckerman College of Public Health will enable Tohono O'odham Community College students to expand their career potential.

Arizona Online ranks No. 12 among online bachelor's degree programs and ranks No. 5 on the Best Online Bachelor's Programs for Veterans list.

U of A astronomers have now produced the highest resolution direct images ever taken of a supermassive black hole in the infrared, using the Large Binocular Telescope Interferometer.

A library book she found when she was 10 inspired Melanie McKay-Cody to pursue a career studying Native American sign languages. Now a researcher in the College of Education, she's one of the foremost experts at the intersection of Native and Deaf identity. She shares her story in this article and video.

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way. New observations challenge this view, suggesting that even dwarf galaxies can accrete mass from other small galaxies.

U.S. Secretary of the Interior Deb Haaland has appointed University of Arizona's Michael Kotutwa Johnson to the Bureau of Land Management (BLM) Arizona Resource Advisory Council (RAC). He sees it as an opportunity to foster collaboration.

The exoplanet mission, which will study of at least 20 known planets orbiting distant stars, has cleared an important milestone with the completion of its spacecraft bus.