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This desert tortoise was observed at the wildlife crossing bridge over Oracle Road in the fall of 2023.

Wildlife bridge and underpass are used thousands of times each month

May 1, 2024 Humans are helping them by volunteering during "habitat restoration days"
Jersey dairy cows pictured in a milking parlor.

As bird flu spreads in cows, here are 4 big questions scientists are trying to answer

Apr 26, 2024 Scientists say the risk to people is minimal, but open questions remain, including how widespread the outbreak is and how the virus is spreading.
Pages from the United Healthcare website are displayed on a computer screen, Feb. 29, 2024, in New York. UnitedHealth says files with personal information that could cover “a substantial portion of people in America” may have been taken in the cyberattack on its Change Healthcare business. The company said Monday, April 22, 2024 after markets closed that it sees no signs that doctor charts or full medical histories were released after the attack.

UnitedHealth says wide swath of patient files may have been taken in Change cyberattack

Apr 23, 2024 UnitedHealth says files with personal information that could cover a "substantial portion of people in America" may have been taken in the cyberattack on its Change Healthcare business.
A traffic accident on Tucson's east side, at the intersection of Broadway and Wilmot.

Arizona study examines traffic inequity

Apr 15, 2024 The investigation looks at how demographics make a difference in accident outcomes.
The creation of a lunar time zone would require international agreements.

NASA has been asked to create a time zone for the moon. Here's how it would work

Apr 15, 2024 As the world prepares for a new space race, the Biden Administration is calling on NASA to create a moon-based time standard.
Kitboga, a popular "scam baiter" who hides behind characters to waste the time of scammers, has a combined Twitch and YouTube following of more than million subscribers. His aviator sunglasses — a signature look — recall a comically disguised CIA agent.

To make sure grandmas like his don't get conned, he scams the scammers

Apr 15, 2024 Americans lost a record $12.5 billion to internet crimes last year
A picnic area has been closed during an eradication effort at this site in Pima County.

The Buzz: Invasive plants and wildfire danger

Apr 12, 2024 Arizona's increasing risk of wildfire and encroaching invasive plants are putting native plants in peril.
A group of three watch the solar eclipse in Tucson, Ariz., on Monday, April 8, on the University of Arizona campus mall.

Sun, moon, and spectacle: Thousands flock to UA mall for solar eclipse

Apr 8, 2024 The last total solar eclipse that could be seen in the United States was in 2017.
President Joe Biden listens to Intel CEO Pat Gelsinger, left, as Intel factory manager Hugh Green listens, during a tour of the Intel Ocotillo Campus, in Chandler, Ariz., Wednesday, March 20, 2024.

Arizona’s Clean Tech Boom: $90 billion invested, ‘thousands of jobs created'

Apr 8, 2024 Driving innovation and employment growth in the fight against climate change
The stinknet weed (Oncosiphon pilulifer), seen here with a key for scale, was being traded as Globe chamomile before being renamed. Scientists say it is an invasive plant in our region.

Invasive Plant is Causing Concern in the Sonoran Desert

Apr 1, 2024 South African native can flourish in Central and Southern Arizona
Mosquitoes are historically among the worst carriers of infectious disease globally.

UA scientists explore new way to control mosquito populations

Mar 21, 2024 It introduces chemicals that attack the insect's gut.
12P/Pons–Brooks is a Halley-type periodic comet with an orbital period of 71 years. It was discovered in 1812 and later recovered during passages in 1883 and 1954. It is expected to brighten to an apparent magnitude of 4.5 (visible to the naked eye) during its upcoming passage in April 2024.

The 'devil comet' is visible in the night sky, and is sticking around for the eclipse

Mar 19, 2024 A rarely-seen comet with a reputation for colorful flare-ups is once again visible from Earth.
Illustration of VIPER (Volatiles Investigating Polar Exploration Rover) on the moon.

Put your mark on the Moon via new NASA rover mission

Mar 15, 2024 The spacecraft is designed to carry names on a microchip.
OSIRIS-REx principal investigator Dante Lauretta at the unveiling of the Bennu sample in Tucson.

Bennu sample goes on display in Tucson

Mar 7, 2024 It is older than any rock found on the Earth or the Moon so far.
Vicki Lewis starring as Maria Callas in Arizona Theatre Company's production of "Master Class"

The life and loves of virtuoso Maria Callas explored in the play "Master Class".

Mar 6, 2024 Also on Arizona Spotlight: The International Uranium Film Festival returns to Tucson; the comedy of Elliot Glicksman; and "Stories That Soar!" looks at how children cope with depression.
February 29, 2024

Leap day places calendars back in sync

Feb 29, 2024 Scientists say the calendar quirk puts the Earth's rotation and trip around the Sun in the proper order.

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Astronomy,
Planetary Science,
Science,
Space Exploration,
Space Science,
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