Science News

fire burning in northern arizona
The U.S. Forest Service allowed fire to burn more than 73,500 acres in northern Arizona last year. New research examines how well these “managed wildfires” restore healthy, historic conditions to ponderosa pine forests.
Jan. 31, 2017
Martha Ruedas hangs up a fly trap
Efforts to protect the country's agricultural crops from pathogens and other threats requires some unusual practices in the fields of Yuma.
Jan. 30, 2017
Sandhill Cranes live webcam
The Arizona Game and Fish Department estimates there are more than 25,000 sandhill cranes in the Sulphur Springs Valley in southeastern Arizona. And the public can watch them thanks to the Arizona Game and Fish’s webcam.
Jan. 30, 2017
former Pigeon Mine site
A new study from the U.S. Geological Survey shows uranium in Pigeon Spring, north of the Grand Canyon, is likely not related to a nearby mine. The research is part of a larger effort to understand the impacts of uranium mining in the region.
Jan. 27, 2017
space valentine
Looking for a geeky way to express your love this Valentine's Day? We've created printable cards based on Arizona Science Desk stories.
Jan. 26, 2017
Giant Magellan Telescope
A former University of Arizona president will lead the effort to build a ground-based telescope more powerful than the Hubble Space Telescope.
Jan. 24, 2017
space junk
Arizona is known for its ability to help put objects in space, for science and for national security. A University of Arizona official is helping create rules about what happens to those objects after they get there.
Jan. 23, 2017
Trials are underway nationwide to find a cure for Alzheimer's, including here in Phoenix. Barrow Neurological Institute is participating in 20 studies, including one aimed at people with Down syndrome.
Jan. 23, 2017
Arizona could lose millions of dollars in public health funding if the Affordable Care Act is repealed. The opioid epidemic, disease outbreaks and vaccines for children and adults in need — those are just some of the public-health issues that the Prevention and Public Health Fund pays for in Arizona.
Jan. 23, 2017
A disease fatal to deer and elk has struck herds in some western states. But chronic wasting disease hasn’t yet arrived in Arizona, according to the Arizona Game and Fish Department.
Jan. 20, 2017
Artist rendition of OSIRIS-REx's main engine firing
The spacecraft of a University of Arizona-led mission to collect a sample from an asteroid fired its engines in space for the first time last month, and scientists are now calling the deep-space maneuver a success.
Jan. 19, 2017
Arizona has had one of the highest rates of uninsured children in the country. But the Affordable Care Act has begun to change that, bringing coverage to thousands of kids. Now, some worry a repeal of that law could undo this progress.
Jan. 19, 2017
The United Health Foundation released its annual America’s Health Rankings last month. Arizona now ranks as 29th healthiest state in the United States — a one-spot improvement from 2015.
Jan. 18, 2017
diabetes chart
The CDC reports that rates of diabetes-related kidney failure among Native Americans dropped more than 54 percent between 1996 and 2013. Experts attribute these successes, in part, to improved access, care coordination and community support.
Jan. 11, 2017
Dwarf planet Ceres
The finding, which was published in the Jan. 6 edition of the journal Science, is consistent with earlier models, and provides valuable clues to how Ceres formed.
Jan. 10, 2017
A University of Arizona camera circling Mars turned its eye toward its home planet in November and got a stunning image of Earth and the moon.
Jan. 10, 2017
There are, as it turns out, a series of asteroids that fly relatively close, astronomically speaking, to the Earth. And researchers in Arizona recently observed one of the smallest near-earth asteroids — they found it reflects more than half the sunlight that falls on it, making it one of the brightest in history.
Jan. 9, 2017
Amanda Minke, a senior at Immaculate Heart High School, is in the running for $250,000 for developing a filter that uses algae to remove lead from water.
Jan. 9, 2017
Arizona grassland
Arizona’s grasslands lie northwest of Flagstaff and two-thirds of it have been impacted by drought, invasive species and wildfire. Now, $3 million is going directly to preserving the habitat for native species like mule deer and golden eagles.
Jan. 9, 2017
Amazon Echo
This year’s Consumer Electronics Show in Las Vegas brought another bumper crop of tech for geeks and gearheads alike.
Jan. 6, 2017