Arizona Science Desk

Rebar is out, fiber is in: Valley Metro finishes light rail slabs for latest extension
Light rail extensions disrupt business and traffic. Using steel rods to reinforce concrete beneath the tracks further slows the process while raising sustainability and worker safety concerns. So Valley Metro used an alternative on its current northwest extension.
More Arizona science news
Blackout during Phoenix heat wave could kill thousands
A multiday power outage during a heat wave could kill almost 13,000 Phoenicians and leave half the population vying for the city’s 3,000 emergency room beds due to heat stroke or other heat-related illnesses.
More Arizona science news
May. 26, 2023
Researchers use AI to fight antibiotic-resistant bacteria
The past several decades have seen an alarming rise in antibiotic-resistant bacteria. Now, researchers at MIT and McMaster University in Ontario have used AI to find an antibiotic that combats one of the worst offenders.
May. 26, 2023
The lawsuit against Arizona Interstate 11 can continue, judge says
Conservationists have won the right to challenge the Arizona Department of Transportation’s plans to build Interstate 11. This allows the lawsuit to continue.
May. 26, 2023
Pima County reports first pediatric flu death since 2022
The Pima County Health Department is reporting a child has died due to the flu virus. The last pediatric flu death in Pima County was in 2022. Since October, 3,627 flu cases have been reported to the department.
May. 26, 2023
This 102-year-old doctor didnt expect to live so long
Dr. Gladys McGarey never expected to live until 102 years old. But, not only is she still going, the so-called “the mother of holistic medicine” is out with a new book about how she’s done it.
May. 24, 2023
A desert tortoise is a surprisingly social and zippy pet
They’re not fluffy, they don’t play fetch and they certainly don’t roll over. But there is such a thing as a lap tortoise.
May. 25, 2023
Survey: People split on whether to trust AIs in medicine
The pattern-finding power of generative AIs like GPT could transform data-intensive fields such as health care. But lingering questions about safety, ethics, privacy, reliability and quality of care mean some find AIs in medicine a tough pill to swallow.
May. 24, 2023
CMV, a common and usually harmless virus, changed the course of this mothers life
The Show spoke with anatomy professor and mother, Kathleen Muldoon, regarding the virus, cytomegalovirus, or CMV, and its effects on pregnancy and her son, Gideon.
May. 24, 2023
CDC still recommends COVID-19 booster for people 65 and older
The Show spoke with Dr. Kiran Raman on the new COVID-19 booster recommended to those 65 and older and those with weakened immune systems.
May. 24, 2023
The best places to hike when Phoenix gets too hot
Every year, Arizonans dread the first 100-degree day, and we’re definitely deep in it now. We basically lock ourselves inside with air conditioning all summer. But Roger Naylor is here with some hope for us all on that front.
May. 23, 2023
The story of 2 botanists who explored the Colorado River in the 30s
In the summer of 1938, two botanists took a trip down the Colorado River. They wanted to catalog cactuses in and around the Grand Canyon.
May. 23, 2023
Phoenix riders can now hail a driverless Waymo vehicle from the Uber app
Self-driving car pioneer Waymo is teaming up with ride-hailing leader Uber in the Phoenix area to transport passengers and deliver food in robotic cars that once triggered a bitter technological dispute between the two companies.
May. 23, 2023
A tool or cheating? Authors, artists weigh in on artificial intelligence
New technologies using artificial intelligence are shaking up many industries, including publishing and art. Authors and artists are questioning whether it’s a tool or cheating — and whether AI will eliminate their work.
More Arizona business news
May. 15, 2023
Paper prescribes mindfulness for scientists facing burnout
During the pandemic, health officials encouraged people to send up a flare when burnout and hopelessness were becoming too much. Recently, scientists facing other, more persistent crises – climate change and biodiversity loss – did exactly that.
May. 18, 2023
Despite more loneliness, less stigma around mental health
Loneliness is a growing epidemic. It can lead to poor mental health outcomes and it can even be deadly, according to a recent U.S. Surgeon General’s report. But there might be a silver lining in all of this.
May. 19, 2023
County Health officials confirm 1st local mpox case since January
The Centers for Disease Control and Prevention warned on Monday that last year’s mpox outbreak is not over as a cluster of cases were found in the Midwest. Now Maricopa County health officials have confirmed the first local case of the disease since January.
May. 19, 2023
WHO recommends new targets for COVID-19 boosters
COVID-19 vaccines and boosters still reduce the likelihood of serious illness and hospitalization. But they’re less effective at protecting against symptomatic COVID-19 — and at fighting the immune-evasive strains currently circulating. Now, there’s new guidance from the WHO.
May. 18, 2023
The ethics of who gets a liver transplant as waitlist grows
There's an ongoing conversation about some of the morals and ethics of liver transplants — specifically when it comes to liver damage caused by alcoholism. The Show talked through this with Dr. David Beyda, chair of the Department of Bioethics and Medical Humanism at the University of Arizona College of Medicine in Phoenix.
May. 18, 2023
Restrictions and emerging contaminants add to challenges of Arizona water treatment
Contaminants pose threats to Arizona's increasingly precious supply of drinking water. Treatment plants can catch and remove a lot of those contaminants. But how strong is that safety net — and the regulations that knit it together?
More Arizona water news
May. 16, 2023
Gout drug might reduce risks of 3 prevalent neurodegenerative diseases
People with the inflammatory arthritis gout are unlikely to call it a blessing. But research in the journal PLOS ONE suggests a medication used to prevent gout flares could lower people’s risks of developing Alzheimer’s, Parkinson’s and Lou Gehrig's disease.
May. 17, 2023