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A naturally-germinated Cottonwood tree pictured with Martha Gomez-Sapiens, research associate at University of Arizona, 2016

Colorado River Delta Still Thrives 2 Years after Dam Flow

It is supporting bird and plant life while recharging groundwater.

Map Of The Colorado River Basin

Study: Southwest May Face Severe, Multi-Decade Drought

If the rate of greenhouse emissions stays the same, it will likely hit by the end of the century.

Four inches of rainfall were recorded in a backyard near Ft. Lowell and Tucson Blvd on Aug. 9, 2016.

Arizona Monsoon Season Over; How Did Your Region Do?

Dusty got dustier, while cowboys, winemakers, birdwatchers of SE saw more showers.

Students run the Manzo Market every two weeks, where they sell produce from their garden and eggs from the school’s chickens. Photo by Moses Thompson

Feeding Our Future: The Manzo Model for Growing a School Garden

In an age of shrinking education budgets, should school gardens be a line item?

UA Collaborative Study Seeks Ways to Slow Cognitive Decline

Universities recruiting adults age 65-90 for computer-based exercises and mild electric stimulation.

UA Professor Works to Replace Coral Snake Antivenom

'Race against time' to finish trials before complete shortage.

UA's OSIRIS-REx Launch: 'We Got It Exactly Perfect'

University of Arizona asteroid mission spacecraft begins multi-year journey to asteroid.

Jim Riggs breeds Polled Hereford cows, which can be identified by their red coats and lack of horns. In 2003, he sold of 80 percent of the herd to cope with the drought.

Mapping the Intersection of Food, Energy and Water

NAU professor's research aimed at helping communities head off future crises related to water scarcity.

As of 2005, scientists say there were 29 surviving populations of the New Mexico meadow jumping mouse in the Southwest, but biologists say they believe there may be fewer now.

Team 'Inks' Endangered Mouse in Arizona, New Mexico

NAU researchers confirm species' range in region using special inkpads.

Botteri's sparrow is found mostly in Mexico but its habitat extends into small parts of southeast Arizona and Texas.

Hot and Humid for Humans, Bountiful for Nature

Plants and animals thrive with the summer monsoon rains.

Perseids Meteor shower

Two Meteor Showers Will Dazzle in Arizona's August Sky

Overlapping showers mean lots of visible shooting stars.

Scarab or figeater beetles are common during the Sonoran desert's hot summer months when they come out to eat and breed.

Bright Green Beetle Makes a Sonoran Desert Appearance

Iridescent insect is active during summer months in Southern Arizona.

Tucson Police, African American Communities Evaluate Relationship

Success working together creates a less-divided community, they say.

Sequent calculus

Study: College Calculus Deters Women from STEM Fields

Explanation for gender gap in science and technology jobs emerges in nationwide study.

Mule Ridge Fire, near Arivaca, June 6, 2016.

Earliest New World Humans Used Fire as Tool, Study Finds

Scientific study including NAU paleoecologist looks at ancient charcoal findings.

The barred spiral galaxy NGC 6217 is the first image of a celestial object taken with the newly repaired Advanced Camera for Surveys (ACS) aboard the Hubble Space Telescope.

Flagstaff Astronomers Find Planet Orbiting Young Star

Prior discoveries of big planets were limited to old stars; this one's 'only' 2 million years.

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