Colorado River Delta Greener After Engineered Pulse of Water

The engineered spring flood brought water to previously dry reaches of the lower Colorado River.

Extrasolar Storms: How's the Weather Way Out There?

Like galactic storm chasers, UA astronomers are discovering how clouds and weather systems change over time on other worlds.

New Radio Telescope Ready to Probe

The University of Arizona’s 12-meter telescope at the Arizona Radio Observatory atop Kitt Peak has received first "light."

UA Planetary Scientists Meet with Japanese Team

Representatives of the Hayabusa2 asteroid sample return mission visited their UA OSIRIS-REx colleagues to explore how the projects can benefit each other.

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.


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