Arizona Science Desk


Meteorologist Matt Pace On Valley Rain, 2021 Monsoon
Last year it may have been a "non-soon" season, but our old friend the monsoon is showing up this time around. The Phoenix area saw record rainfall this weekend, with some areas seeing more than 3 inches.
9 hours ago
CDC Update: Even Vaccinated People Should Mask Up Indoors
New data on the delta variant prompted the CDC to recommend that even fully vaccinated people wear masks in public indoor settings in areas with substantial or high coronavirus transmission. That includes all of Arizona except Yuma and Cochise counties, which have moderate transmission.
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3 minutes ago
Valleywise Health: Rise In Virus Cases Alarming
For an eighth straight day, Arizona health officials are reporting over 1,000 new daily coronavirus cases — 1,441 on July 26. As we’re seeing cases go up, hospitalizations are going up as well.
Jul. 26, 2021
Lake Powell — Nation
The nation’s second-largest reservoir, Lake Powell, is now at its lowest point since it filled in the 1960s. The massive reservoir on the Colorado River hit a new historic low on July 24, dropping below 3,555.1 feet in elevation.
Jul. 26, 2021
Editor-In-Chief Of Science Journals Calls For College Vaccination Mandates
The editor-in-chief of one of the world's premier lines of science journals this week stepped out from behind the desk to call for colleges and universities to require coronavirus vaccines — and to call out Arizona State University by name.
Jul. 23, 2021
AZ COVID-19 Hospitalizations Up; Patients Mostly Unvaccinated
Arizona hospital leaders are increasingly concerned as COVID-19 cases and hospitalizations continue to increase across the state. The number of Arizonans in hospital intensive care units with COVID-19 has climbed nearly 30% just since last week.
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Jul. 22, 2021
Efforts Improving Crisis Responses In Maricopa County
We all know to call 911 when there’s an emergency like a fire or a car accident. But what about when there’s a mental health emergency? That’s when someone’s in need of crisis response — and law enforcement might not be the best equipped to respond.
Jul. 22, 2021
How Remote Delivery Is Like Training Wheels For Self-Driving Cars
Ride-share users in Las Vegas have a new option to get around — and the company behind it is hoping the service will get riders more used to cars on the road with no one in the driver's seat.
Jul. 22, 2021
Unchecked, COVID-19 Could Spawn Variant Current Vaccines Cant Stop
COVID-19 case rates are accelerating as Arizona enters its third surge, with the seven-day trailing average now topping 1,000 cases per day. "If you look at the numbers, they are rising rapidly — not just in Arizona, but in many states in the country," said Joshua LaBaer, director of ASU's Biodesign Institute, in a press briefing Wednesday.
Jul. 21, 2021
State Health Director Concerned With COVID-19 Delta Variant Rise
COVID-19 cases around the state continue to number near or exceeding 1,000 cases in this latest spike. This comes as schools prepare to re-open in August and as life throughout the state returns to normal with concerts, sports and more.
Jul. 21, 2021
San Diego Doctors Address Rise In High-Risk Pregnancies
High-risk pregnancies are on the rise. A Blue Cross Blue Shield study from 2020 found while 80% of women have healthy pregnancies, rates of complications are rising, due in part to more mothers with pre-existing medical conditions.
Jul. 21, 2021
Banner Requiring Employees To Get COVID-19 Vaccines
Banner Health, the largest hospital network in Arizona, will require all employees to be vaccinated against COVID-19 as a condition of employment. Workers have until November to get the shot.
Jul. 20, 2021
Flooding Shifts Flagstaff To Center Of Climate Change Debate
The flash flood that carried a Prius down a Flagstaff street reached the size of a 100-year flood event, according to Coconino County officials. Another 100-year flood happened in the same area in 2018. That frequency has climate scientists alarmed.
More Climate Change Coverage
Jul. 20, 2021
Creighton University Set To Open Health Sciences Campus In Phoenix
The Valley will have another medical campus later this summer. Creighton University is set to open its 180,000 square-foot, $100 million Health Sciences Campus next month.
Jul. 20, 2021
CDC Confirms Monkeypox In U.S. Flight Passenger
The Centers for Disease Control and Prevention and the state of Texas have confirmed a July 15 case of the viral disease monkeypox in a U.S. resident. The Dallas hospital patient recently traveled to the U.S. from Nigeria, which has seen a rise in cases since 2017 after nearly four decades with no reported cases.
Jul. 19, 2021
Major Journal Retracts Childrens Face Mask Study
The current COVID-19 surge highlights the value of masks and vaccines. But research that falsely casts doubt on such protections sometimes still makes it into print. Recently, America's oldest and most widely cited journal of pediatrics retracted one such paper.
Jul. 19, 2021
This Could Be Another Big One: Experts Predict Third Wave In AZ
Medical experts say there’s now no question Arizona is seeing an upward trend in COVID-19 infections. Arizona is now averaging more than 1,000 cases per day, more than double last month's numbers.
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Jul. 19, 2021
How Colorado River Water Cutbacks Could Affect Cities’ Credit Ratings
The federal government is expected to formally declare a shortage on the Colorado River later this summer, which would trigger automatic cutbacks. For Arizona, that would mean an 18% reduction in the amount of Colorado River water it gets.
Jul. 19, 2021
AZ Health Expert: Rise In COVID-19 Cases Concerning
Health officials are growing concerned as the delta variant is causing cases to increase again, even though vaccines have been available for months.
Jul. 19, 2021
Half Of U.K. COVID-19 Hospital Cases See Complications
Suspected pandemic-related hospitalizations have reached a four-month high in Arizona. Now, a new study in the journal The Lancet finds one in two people who are hospitalized with severe COVID-19 develop complications.
Jul. 16, 2021
Factors Besides Age Can Slow Can Mental Processing
Mental reaction times can slow due to normal aging and disorders like Alzheimer’s disease. But their diagnostic value depends on how well scientists can link changes to their causes. One of the largest studies so far offers some clues.
Jul. 16, 2021