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Science and Technology

Buenos Aires National Wildlife Refuge encompasses nearly 118,000 acres southwest of Tucson and includes a stretch of the border with Mexico.

Borderlands symposium explores web of people, wildlife in Sonoran Desert

Mar 17, 2020 The Ajo conference last week brought together scientists, tribal leaders and community members.
The Southern Arizona Regional Science and Engineering Fair includes hands-on activities and demonstrations. March 31, 2017.

Science fair cancels some events amid coronavirus fears

Mar 10, 2020 Friday night events for the SARSEF fair were canceled. Saturday awards will be streamed.
A diamondback rattlesnake flicks its tongue.

Study explains how rattlesnakes catch rainwater on their backs

Mar 10, 2020 For the western diamond-backed rattlesnake, the advantage might lie in a labyrinth of grooves on its scales.
The Madagascar jumping frog has experienced climate-related local extinction.

UA researchers warn of time frame for species extinctions

Mar 3, 2020 A new report says some plants and animals will succumb to climate change in 50 years.
Two images captured approximately one year apart with the SPHERE instrument on the European Southern Observatory’s Very Large Telescope show the apparent dimming of the star Betelgeuse.

Star Betelgeuse's mysterious dimming has the attention of UA astronomer

Feb 21, 2020 If the star goes “supernova,” Narsi Anugu says it will provide a boost the field of astronomy.
A true color image of moon of Jupiter Io.

NASA considering UA-backed trip to moon of Jupiter

Feb 17, 2020 Exploration of the volcanic moon Io is among four choices for the future mission.
Many people rely on opioids to manage chronic pain.

Arizona Spotlight Special: Arizona Addicted

Feb 11, 2020 Tearing down the stigma that surrounds opioid addiction with stories from Arizonans who have lived the experience, and found the road to recovery.
UA researcher John Streicher studies how opioids work in the brain in order to develop nonaddictive painkillers.

Scientist exploring how intermittent fasting might prevent addiction

Feb 11, 2020 If fasting has the same effect on humans as it does on mice, John Streicher says it could be a way to help prevent opioid addiction.
Arizona Public Media.

Window opens for tribes to seek licenses for internet access

Feb 4, 2020 Tribes had pushed to be first in line for the licenses that once were reserved for education institutions.
A drought map of the West dated Aug. 28, 2018.

Study: Four Corners drought intensified by human-induced warming

Jan 31, 2020 A researcher said the drought showed what climate change is like "in the here and now."
Elaborate sympathetic innervation (magenta) around melanocyte stem cells (yellow). Acute stress induces the sympathetic nervous system to release large amounts of norepinephrine, which drives rapid depletion of melanocyte stem cells and hair graying.

Scientists explain how stress can turn hair gray

Jan 23, 2020 A study examines how stress response can impact stem cells that act as a sort of color reserve for hair.
A 3-D microtomographic image of a grasshopper in a head-down position. The inflated air sacs in the abdomen are visible. The tomography was performed at Virginia Tech.

How grasshoppers deal with blood rushing to their heads

Jan 21, 2020 A new study sheds light on how insects deal with gravity when they're upside down or sideways.
UA and National Science Foundation officials with a solar powered purification system on the Navajo Nation.

UA students forge connection with Navajo Nation in engineering project

Jan 21, 2020 Program focuses on finding food, energy and water solutions that can be deployed in rural Arizona.
UA professor John Rutherfoord (3rd from right) with colleagues at the Large Hadron Collider.

UA physicist says many subatomic breakthroughs to come

Jan 10, 2020 John Rutherfoord is among researchers using the Large Hadron Collider.
Kaibeto Kneel Down Bread vendor sells Navajo tamales in Kaibeto, Arizona.

New online tool points consumers Native American-owned businesses

Jan 8, 2020 The RezRising website and phone app aims to not only draw attention to Native American entrepreneurs, but also change attitudes.
Geoscientists use Argo float devices to measure temperature and other conditions on the open sea

Antarctic study yields new information for climate change models

Jan 8, 2020 A UA-led team used robotic floats to collect data in the Southern Ocean.

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