Report: Colorado River Most Endangered River in US
Three human-caused sources listed as dangerous for river that flows through Arizona.
Colorado River Delta 'Pulse Flow' Shows Signs of Success
Water release at Yuma dam enhances vegetation, opens waterway to Sea of Cortez for first time in half-century.
Project Hopes to Photograph Jaguars, Ocelots Near Tucson
Camera traps set up at more than 200 places in mountains surrounding the city.
Teenagers Ask Big Questions at Biosphere 2's Summer Academy
It's a Tuesday afternoon, a group of high school kids are trudging in rubber boots through only mangrove forest in Southern AZ.
Familiar Sounds of Summer
Some "singing cicadas" are associated with the monsoon but a bug expert disagrees.
Project Aims to Detain Rainwater to San Pedro River Aquifers
Goal is to have water make its way into river, keeping it flowing even in dry seasons.
Permafrost Soils Could Contribute to Global Warming, Scientist Says
Recently discovered by team of researchers; have been frozen for tens of thousands of years, but are beginning to thaw, producing methane - a powerful greenhouse gas.
Friends of Stars, Skies in S. AZ
Tucson Amateur Astronomy Association is celebrating 60 years in the community; they are connected to all things astronomy.
Diving Under Glass: Adventure .001 Leagues Under Sea
AZPM's Christopher Conover dives into the glass enclosed ocean at Biosphere 2; 'From time to time, my job lets me go and do things on my bucket list,' he says.
Biosphere 2 Raising Money for Sea of Cortez Small Scale Replica
The researching facility has until April 22 to raise $100K to turn a 9,000-square-foot tank into living model of Gulf of California's oceanic environment.
Disease Drives Shrimp Prices; UA Researcher Seeks Solution
Syndrome kills species when young, causing entire crops to be lost; scientist finds way to detect it early on.
Local Kids Benefit from Nationally Recognized Ecology Program
Manzo Elementary School's sustainable infrastructure, projects also yield academic results in math, science.
Scientists: Darkness Harder to Find Due to Overpopulation
Use of artificial lights is increasing around the world; experts say tens of millions of people have never experiences truly dark skies.
UA Researchers Study Climate Change Effects In Amazon Trees
University scientists part of international research team; recently wrapped up field work in Peru.
Researchers Find New Scorpion Species in Catalinas
This is the second time a new species is found in the mountains, which is unusual; unclear of how venomous creature is.
