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Studying tree rings helped UA researchers track the movement of the tropics over 800 years.

UA Tree-Ring Researchers Add to Climate Study

Tracked expansion of the tropics; linked it to Sonoran drought
A keyboard on a desk.

UA, Microsoft Working to Make Data Centers Sustainable

The 'Cloud' uses as much power as 6,000,000 homes
The main entrance to Banner University Medical Center.

15,000 Sign On to Banner-UA Nationwide Health Study

The goal is to get 100,000 Arizonans enrolled by 2023.
Eye tracking is among the methods used by an advanced sensor system that could assist lie detection.

Sensor System Gives UA Researchers More Ways to Detect Lies

The system measures hundreds of cues that point to deception.
A contractor for the law enforcement in the Tucson area sets up polygraph equipment.

UA Professor: Lie Detector Won't Reveal White House's Anonymous Dissenter

John Allen says polygraph tests will not solve the mystery behind New York Times op-ed.
Scientists conduct research in the lab of Louise Hecker, an associate professor of medicine at the University of Arizona.

Grant Funds Research to Fight Deadly Lung Disease

The University of Arizona College of Medicine seeks a cure for excessive scar tissue.
An Aug. 17 image of asteroid Bennu captured by Osiris-REx at 1.4 million miles. Eventually, the mission will approach the surface of the asteroid.

OSIRIS-REx Mission to Asteroid Bennu Marks Milestone

The spacecraft captured its first images of the asteroid.
An aerial view of UA Tech Parks off Rita Road and I-10. An area west of the site is planned for residential, retail and office development.

UA Tech Park to Mentor Companies in Solar Competition

Participants could win portion of $3 million. Will receive help from UA and other 'Connector' organizations.
Dense trees grow in a forest in northeastern Arizona.

Researcher Finds New Urgency for Climate Solution in Tree Recovery Lag

Professor David Breshears says trees are failing to keep up with frequency of droughts.
The largest island in the ring is the tourist mecca of Santorini (also known as Thira), while the other islands are Thirasia and Aspronisi. The three pieces are what remains after an enormous eruption destroyed most of a volcanic island. Courtesy of NASA Earth Observatory.

UA Tree-Ring Research Narrows Window for Massive Bronze Age Eruption

Newer methods helped close the gap on an ancient explosion that dimmed the sun across the Eastern Mediterranean.
A health professional examines a patient.

Professor Investigating Effectiveness of Human Immune System

Janko Nikolich considers the body's defenses among its most powerful functions.
Researchers at UA's Cancer Center are developing new treatment for melanoma patients

UA Cancer Center Delivers Data to Help Skin Cancer Patients

The study focuses on making the immune system respond to melanoma threats.
ALS, or Amyotrophic Lateral Sclerosis, causes the death of neurons in the human body.

UA Researchers Looking for Genes Behind ALS

Studies expected to help scientists solve mystery surrounding Lou Gehrig's disease.
Monarch butterflies are among the most popular in Arizona and across the United States.

Nature Enthusiasts Help UA Researchers Tackle Butterfly Data

Volunteers' hobby turns into valuable citizen science from the field.
An illustration of the OSIRIS-REx spacecraft. Image courtesy [OSIRIS-REx Asteroid Sample Return Mission](https://www.asteroidmission.org/).

OSIRIS-REx Due To Begin Asteroid Operations Soon

UA scientists prepare for spacecraft's first photos of the asteroid Bennu.

Arizona-based Solar Firm Draws Drinking Water From Air

Says Southwestern skies contain enough water vapor to provide private supply

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