Science News

Computer generated image of space debris
One such piece is about to burn up in Earth’s atmosphere and — for the first time — astronomers have been able to predict when and where that will happen.
Nov. 10, 2015
snow drifts
New climate change research from Northern Arizona University predicts frozen soils will release huge stores of ancient carbon as they warm.
Nov. 9, 2015
Meteorite sample
Meteorites fall evenly all over the Earth, but with little rain in the Southwest, the extra-terrestrial rocks last longer in this part of the world. But if you aren't sure what you picked up is simply construction debris or from another world, an Arizona lab can help you find out for sure.
Nov. 9, 2015
Delma and Antonio Salazar
Many Native Americans with Alzheimer’s are outcasts in their own communities. There’s little knowledge about the disease on reservations, let alone support and resources.
Nov. 9, 2015
Dogs are known for their keen sense of smell. Research indicates a dog’s snout could be more than a 1,000 times more powerful than the human schnoz. But not all dogs are created equal and one unlikely breed may be at the head of the pack.
Nov. 8, 2015
EPA mine
Western senators introduced legislation this week that would force companies to clean up — or at least set aside money to clean up — abandoned, inactive mines.
Nov. 6, 2015
A coalition of government, industry and citizen groups are meeting Monday in Colorado to discuss air quality in the Four Corners region. The discussion will include new federal requirements on ozone emissions.
Nov. 6, 2015
California condor chick
A new study shows only about half of wild California condors live long enough to raise a chick. The researchers found one of the threats faced by the endangered birds is wildfire.
Nov. 6, 2015
firefighter helmet
Researchers at University of Arizona will be working with the Tucson Fire Department and others on a new three-year project aimed at preventing firefighters from getting cancer.
Nov. 5, 2015
solar wind hitting Mars
Scientists are learning about forces affecting Mars atmosphere now that could provide clues to the planet’s history.
Nov. 5, 2015
earthquake slide
Here's a look at five important incidents, according to the Arizona Geological Survey and the U.S. Geological Survey.
Nov. 4, 2015
STOPP sign
Hickman's Family Farms has over 9 million chickens across four farms in Arizona. Locals are complaining the farms are too close to homes and making residents sick.
Nov. 4, 2015
Dr. Joseph Sirven
Antibiotic requests are common for doctors. In addition to antibiotic resistance, there may be an even bigger reason why we should not be overprescribing antibiotics and that has to do with the bacteria that live on your body.
Nov. 3, 2015
earthquake map cover
A few earthquakes shook the valley Sunday night with no damage or injuries reported. Seismologists say that while earthquakes are uncommon in Arizona, they do happen, with these being even more unique.
Nov. 2, 2015
bighorn sheep
The Arizona Game and Fish Department is proceeding with a planned relocation of bighorn sheep to the Santa Catalina Mountains north of Tucson.
Nov. 2, 2015
Crossroads Mission
Since 2011, more than 2,000 people in Arizona each year visit the emergency room for heat illness.
Nov. 2, 2015
EPA logo
The U.S Environmental Protection Agency recently lowered it standards for ozone from 75 parts per billion to 70 parts per billion.
Oct. 30, 2015
trajectory drawing
Earthlings will get a visitor from outer space this Halloween as an asteroid makes a close approach.
Oct. 30, 2015
Golden's bacon turtle
A fossil discovered in southern Utah adds a turtle with a pig nose to the list of animals that roamed with the dinosaurs.
Oct. 29, 2015
flu shot
Arizona has recorded cases of influenza already this fall and the flu season extends into spring. Now is the time to take action to avoid this illness.
Oct. 28, 2015