Biodiversity Is More Than Just a Numbers Game

A new look at one of ecology’s unsolved puzzles – why biodiversity is higher in the tropics compared with colder regions – brought some unexpected revelations.

Meteorite Doomed Dinosaurs, Remade Forests

UA Science researchers say meteorite impact decimated slow-growing evergreens and made way for fast-growing, deciduous plants, providing explanation for fall colors.

$50M Gift from the Agnese Nelms Haury Estate

The gift is one of the largest in the history of the foundation and the University and will support scientific and cultural studies in the environment, social justice and the Southwest.

Earth's Date With an Asteroid

The UA has held a long-standing love for asteroids, from pioneering the search for potentially hazardous space rocks before NASA did to sending a spacecraft to one to scoop up a sample.

Amazing 3-D Views from the Mars Reconnaissance Orbiter

Experience from the HiRISE camera on the Mars Reconnaissance Orbiter in 3-D.

UA Scientists Help Discover Most Abundant Ocean Virus

Researchers have discovered four previously unknown viruses that infect the Earth’s most abundant organism, the marine bacterium SAR11, which play a critical role in the global cycle of carbon and other nutrients.

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.


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