Unknown Treasure Trove of Planets Found Hiding in Dust

The first unbiased survey of protoplanetary disks surrounding young stars in the Taurus star-forming region turned up a higher-than-expected number of disks with features suggesting nascent planets, according to a study by an international team of astronomers involving researchers at the University of Arizona's Steward Observatory and Lunar and Planetary Laboratory.

$1.5M Gift to UA to Help Shape Biomedical Engineers of Tomorrow

The gift from UA alumnus Peter Salter and his wife, Nancy Salter, will fund a new biomedical instrument design studio and corresponding course development at the UA College of Engineering.

Stopping Cancer With a Smartphone

Using an affordable, portable device that attaches to a smartphone, a UA researcher and his collaborators hope to save lives in rural Africa.

OSIRIS-REx Arrives at Asteroid Bennu

Since its launch on Sept. 8, 2016, OSIRIS-REx has spent two years catching up with asteroid Bennu on its orbit around the sun. The spacecraft's arrival at Bennu on Dec. 3 marks a major milestone, with the mission transitioning from flying toward the asteroid to orbiting around it.

$20M Gift to UA College of Optical Sciences is Largest Ever for Faculty Endowed Chairs

The gift from the college's founding dean, James Wyant, and his family will add 10 endowed faculty chairs to the nation's largest academic optics education and research program.

We're at Bennu! What's Next?

The UA-led OSIRIS-REx mission kicks into high gear while the spacecraft is on its final approach, closing in on asteroid Bennu and scheduled for arrival on Dec. 3. UA mission experts explain what comes next.

U.S. Groundwater in Peril: Potable Supply Less Than Thought

UA hydrologist Jennifer McIntosh and her colleagues found the transition from fresh to brackish groundwater may be shallower than thought in key regions of the U.S.

3 From UA Recognized by AAAS in New Class of Fellows

Three UA faculty members have been elected Fellows of the American Association for the Advancement of Science, the world's largest general scientific society.

Antarctic Melting Slows Atmospheric Warming and Speeds Sea Level Rise

Observations show that the Antarctic ice sheet has been melting faster in recent years. New UA-led research shows how melting ice in Antarctica will have global effects on climate.

BENNUVAL! Celebrates the Spirit of Human Curiosity

To celebrate the science and stories of space, UA science and humanities professors will join local musicians, artists and guests to present BENNUVAL!, a family friendly variety show.


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