Keepers of Prometheus: The World's Oldest Tree

After a nearly 5,000-year vigil upon a Nevada mountaintop, an ancient tree now finds its home in the UA Laboratory of Tree-Ring Research. The Bristlecone pine, called Prometheus, is the oldest individual ever known to have lived.

Mars Mission Red All Over

As the Curiosity rover touched down on the Red Planet on August 5th, teams at the University of Arizona gathered in the Lunar and Planetary Laboratory to cheer along with those at Mission Control in Pasadena. Once again, the UA is playing multiple roles in key aspects of the $2.5 billion mission.

Hunting for Higgs

In June 2012, the world learned that the Higgs boson might have been found. For a number of UA researchers who had a hand in the ATLAS experiment’s design at the Large Hadron Collider at CERN, decades of hard work had come to fruition.

Big Science at Biosphere 2

As associate director of K-12 education at the University of Arizona’s Biosphere 2 facility, Matt Adamson works with students and educators of all ages. Adamson takes us on a tour of this unique facility and explains some of the history, the community connections and the big science going on at Biosphere 2.

Chemistry By Design

Thanks to Jon Njardarson, Ph.D., associate professor in the department chemistry and biochemistry at the University of Arizona, organic chemistry students now have a new learning tool in their back pocket. Literally.

High-Stakes Science for High-Stakes Leaders

A short decade ago, climate science was “a curiosity-driven enterprise,” researching interesting questions, such as what controls hurricanes or tornadoes. Today, scientists are pushing to learn about topics that have become essential for human survival.

Giant Mirrors Capture the Universe

What does it take to create the perfect 27-foot parabolic mirrors for the world’s largest telescopes?

UA Student Team Helps Improve Biosphere 2 Experience

How did the College of Education’s Earth Education Research and Evaluation Team help B2 become even more relevant outside the glass?

Honoring an Explorer: Astronomy Professor Elected to National Academy of Sciences

A pioneer of infrared astronomy, George Rieke credits the UA's space sciences for his most recent honor and stellar research career.

To Crack the Voynich Code

From the Shroud of Turin to the Dead Sea Scrolls, the UA Accelerator Mass Spectrometry Laboratory has had the honor of dating some of the most intriguing, most mysterious texts in history. UA dating expert Greg Hodgins was brought in to answer at least one riddle of one of the most baffling books ever found.


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