Arizona Online earned several top-10 rankings across a variety of categories in U.S. News & World Report's annual ranking of online programs.

The conference attracted 100 participants from nearby states and was hosted at Biosphere 2 on January 19-21, 2024.

The donation and commitment for the Arthur Roe Micromount Collection and Memorial Endowment for Conservation and Education were made by the family of Arthur "Art" Roe and his wife, Barbara Roe.

Learn how unexpected discoveries involving black holes, tree-ring dating, planets and plastics have helped shape scientific research. The weekly series runs Feb. 7-28.

New images taken with the James Webb Space Telescope reveal intricate, never-before-seen structures and features hidden in visible light. The insights will help astronomers better understand the history of the Milky Way.

The specimen of the mineral stibnite was extracted in 2003 from the Wuling Mine in southeastern China and is exceptionally rare for its size, intricacy and quality.

Embracing the unexpected can create opportunities that lead to new explorations, new knowledge and new discoveries. That idea is at the center of the 19th annual College of Science Lecture Series, which will take on the theme of "Surprise Twists That Transformed Science."

In the same lab where university scientists invented ways to study climate history in tree rings, associate professor Bryan Black is using a similar technique – but with tiny fish bones.

NASA scientists last week removed the two stuck fasteners on the sample container that had prevented researchers from accessing much of OSIRIS-REx's asteroid Bennu sample.

With a new installation on Tumamoc Hill, a University of Arizona experimental philosopher wants to encourage people to imagine 1,000 years into the future – and plan accordingly.