Science News

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
self-driving Chrysler Pacifica Hybrid minivan 1
Waymo, Google's self-driving car division, will start testing its new fleet of minivans on public roads in Arizona and California later this month.
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
Fossil Creek
The U.S. Forest Service has invited the public to comment on a proposed plan to manage visitor access to Fossil Creek. It’s meant to protect the unique ecology of the popular swimming spot.
Jan. 6, 2017
Santa Cruz River
Don’t get out your rod and reel at this news, but there are fish in the Santa Cruz River! Yes, that mostly dry channel that cuts across central Tucson south to north.
Jan. 6, 2017
Artist’s conception of the Lucy
NASA’s Discovery Program has selected two projects, both with Arizona ties, to delve into the ancient history of the solar system. One craft, Psyche, will head to the asteroid belt between Mars and Jupiter. The other, Lucy, will explore six asteroids that share an orbit with Jupiter. Scientists believe that the targets embody different aspects of early solar system history.
Jan. 5, 2017
lesser long-nosed bat
The tequila in your margarita may taste a bit sweeter now that an animal critical to its production may no longer be considered endangered.
Jan. 5, 2017
Blood is in short supply in Arizona and nationwide, and on Wednesday, the American Red Cross issued a statement calling for blood and platelet donations. Other blood centers are also concerned about shortages.
Jan. 4, 2017
mars Home Plate
What do Mars exploration and baseball history have in common? More than either seamheads or scientists may think.
Jan. 4, 2017
images of top science stories of 2016
The Arizona Science Desk team has spent the past year reporting on science, technology, health and innovation around the state.
Jan. 3, 2017
The U.S. Forest Service wants visitors to the Kaibab to snap photos of plants and animals and submit them to an online database. The project will run throughout 2017.
Jan. 3, 2017
NASA logo
A team of scientists led by researchers at ASU is hoping to get the go-ahead from NASA to fly a mission to an asteroid called Psyche. But this is no ordinary asteroid — scientists think it could help explain a lot about our own planet.
Dec. 29, 2016
OSIRIS-REx's main engine firing
The University of Arizona mission to bring back a sample from an asteroid fired its main engine in space for the first time Wednesday.
Dec. 29, 2016
Jupiter in December 2016
A Tucson-based planetary scientist wants the public's help in deciding where the Juno spacecraft's camera should be pointed on its next pass over Jupiter.
Dec. 28, 2016