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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.
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.
Research Reveals Climate-Driven Bird Collapse in Mojave Desert
Deserts globally have borne the brunt of warming and drying over the past 50 years.
Professor Investigating Effectiveness of Human Immune System
Janko Nikolich considers the body's defenses among its most powerful functions.
Giant Strainer Seeks to Clean Up Oceanic Garbage Patches
An Arizona researcher says it's only one approach to an dire problem that requires a variety of mitigation strategies.
Study: Droughts Are Growing Hotter Under Climate Change
Stressors may include environmental and social impacts of drought and heatwaves, driving more frequent wildfires, worsening air quality and stressing crops and livestock.
UA Cancer Center Delivers Data to Help Skin Cancer Patients
The study focuses on making the immune system respond to melanoma threats.
Nearly 2,500 Scientists Slam Trump's Planned Border Wall
The collective has called on the administration to follow environmental policies, and on Congress to step up action against proposals for more construction.
Arizona Among States Likely to Overprescribe Opioids for Ankle Sprains
Opioids are not a first-line treatment for ankle-sprains, yet their use is common in nine states.
UA Researchers Looking for Genes Behind ALS
Studies expected to help scientists solve mystery surrounding Lou Gehrig's disease.
Scientists Discover Liquid Lake Under Mars Ice
Arizona researcher suggests it's the strongest evidence of liquid water so far.
Nature Enthusiasts Help UA Researchers Tackle Butterfly Data
Volunteers' hobby turns into valuable citizen science from the field.
The Secret Life of Spiders
Also on Arizona Spotlight: a new dust detection system on I-10; cumbia rhythm energizes downtown Tucson; and a story about the perils of being a king.
OSIRIS-REx Due To Begin Asteroid Operations Soon
UA scientists prepare for spacecraft's first photos of the asteroid Bennu.
Apollo 8 Flight Controller Recalls Landmark Mission 50 Years Ago
Charles Dietrich is among NASA heroes attending Tucson Spacefest this year.
A Bright Touch: Harpist Christine Vivona
Also on Arizona Spotlight: Voices of protesters in Nogales; and a conversation with NASA nurse Dee O'Hara on the birth of the space program.
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