Arizona Science Desk


Neurologist explores how senses shape — or warp — reality
Are our senses less reliable than we think they are? Guy Leschziner explores that premise in his book, “The Man Who Tasted Words.”
Parasite might provoke risky behavior in gray wolves
A parasite best known for making mice lose their fear of cats might also provoke risk-taking behavior in gray wolves. The result suggests the tiny microbe might exert a large influence over whole groups, populations or ecosystems.
9 hours ago
Most AZ counties now have high community COVID levels
COVID-19 cases have ramped up across the country in recent weeks. Now, the latest CDC report shows the majority of Arizona counties have high community levels of the virus.
7 hours ago
Pima County recommends masking again as COVID-19 cases rise
The Arizona Department of Health Services says eight Arizona counties, including Pima County, have returned to a high level of COVID-19 transmission.
Nov. 30, 2022
Mexico’s biggest university inks contract with key open-access publisher
The largest university in Mexico and Latin America has entered into an agreement with a major publisher of open-access science and medical journals.
Nov. 24, 2022
Some women are turning to marijuana to help with perimenopause
The average age of menopause is 51. But perimenopause is that chapter when a person’s body starts transitioning to menopause. And with it can come physical and emotional symptoms that can last for years. Now, some women are looking to cannabis to treat those symptoms.
Nov. 29, 2022
UA researchers developing new battery-free pacemaker
Researchers at the University of Arizona are working on a new kind of pacemaker that would be battery-free and cause wearers less pain.
Nov. 28, 2022
Chandler to offer free cancer screenings to firefighters
Chandler will use a federal grant worth nearly a million dollars to offer firefighters cancer screenings, the latest step to improve workplace safety.
Nov. 23, 2022
Climate change could make rare heatwaves commonplace
During a nine-day heat wave in the Pacific Northwest in June 2021, temperatures rose a staggering 18 to 54 degrees above average. A new study describes the larger-scale forces at work — some of which could affect the Southwest.
Nov. 24, 2022
Study links high NFL game attendance to COVID spikes
Whether to stop or throttle back attendance at major sporting events was a major bone of contention during the COVID-19 pandemic. New research that tries to clarify the picture.
Nov. 25, 2022
Tiny fossil offers big clues to brain evolution
Settling debates over the evolutionary roots of shared features takes evidence that often does not survive the ravages of time. But a University of Arizona-led paper on the oldest known fossilized brain offers clues to the brain’s origins in modern arthropods — and, by extension, humans.
Nov. 25, 2022
Pinal County reports 1st child flu death in AZ this season
Influenza and RSV cases are surging across the state to levels many times higher than typical for this time of year. Now Arizona has seen its first pediatric flu death of the season.
Nov. 24, 2022
UA research could help uncover secrets of rock-covered glaciers on Mars
There are glaciers on Mars, but they are obscured by layers of rock, making them difficult to study. A University of Arizona researcher is looking to provide new methods of uncovering the rock glaciers’ secrets.
More science news
Nov. 23, 2022
RSV, COVID and flu cases are surging in Pima County, rest of AZ
Cases of RSV, COVID-19 and the flu are surging in Pima County along with the rest of the state and many parts of the nation.
Nov. 22, 2022
In 1882, this book explored the Grand Canyons geology for the first time
Arizona State University is celebrating the anniversary of a book that explored the Grand Canyon and its geology. "The Tertiary History of the Grand Canyon District with Atlas" by Clarence Dutton came out 140 years ago.
Nov. 21, 2022
RSV and flu cases are soaring in AZ. How to keep your kids healthy
RSV can be serious for young children. As cases surge in Arizona, The Show spoke with pediatric hospitalist Dr. Reina Patel to learn how kids can stay healthy.
Nov. 21, 2022
Banner Alzheimer’s wants to help doctors better treat people living with dementia
Roughly 70% of doctors say they don't feel confident in their ability to take care of people with dementia, according to one Valley dementia expert. It’s a problem that the Banner Alzheimer’s Institute is working to solve.
Nov. 21, 2022
ASU group proposes sustainable jet fuel from plants
Like long-distance transport and shipping, the aviation industry cannot easily switch to low-carbon energy sources, and large, electrified aircraft are not currently feasible. But an eight-year study at ASU has produced a sustainable alternative: plant-based jet fuel.
Nov. 17, 2022
Arizona to host $12.5M CDC vaccine effectiveness center
Seasonal flu cases are soaring, and COVID cases are surging, but booster rates are circling the drain, in part because of lingering vaccine questions and misperceptions. Now, several Arizona institutions are collaborating on a five-year, $12.5 million CDC project to answer them.
Nov. 18, 2022
Older adults living with HIV or AIDS often struggle with isolation. This group aims to change that
Our next story is one of perseverance and hope. Older adults living with HIV or AIDS are often isolated. Many lost entire friend groups to the virus or have been shunned by family. And making connections later in life, even platonic ones, can be difficult with an HIV diagnosis.
Nov. 17, 2022
Debate continues over age of ancient footprints
When and how ancient humans reached the Americas remains one of the most contentious topics in prehistory. Last year, a study of preserved footprints in New Mexico’s White Sands area pushed the date back to between 21,000 and 23,000 years ago. New research is challenging that.
Nov. 17, 2022