Featured Stories

This artist's illustrations shows a spiral galaxy swirling around a bright ball of light at its center. Jets of gas and energy shoot out of the center in both directions perpendicular to the galaxy's disk.

Today

Cosmic predators: How supermassive black holes slow star growth in nearby galaxies

A new study led by University of Arizona astronomers suggests that black holes may have played a much larger role in shaping the growth of galaxies in the early universe than previously thought.

Read more at University of Arizona News

Staff members seated at desks look at space images on a large screen

U of A takes leading operations role in NASA mission

The University of Arizona is mission control for the Pandora mission, which will help scientists study exoplanets and their stars.

Three researchers plant corals in the water at Biosphere 2

Corals in Biosphere 2's Ocean Habitat may help save reefs around the world

Stocking the Biosphere 2 Ocean with corals, researchers kicked off a multi-year experiment to help develop new solutions that could make coral reefs more resilient to threats from rising sea temperatures across the globe.

Read more at University of Arizona News

Marcia Rieke Galaxy Slam press conference photo

How reaching for the hoop prepared Marcia Rieke to reach for the stars

Recognizing her accomplishments both in unraveling mysteries of the deep cosmos and excelling on the court as an undergraduate student, Regents Professor Marcia Rieke was named the U of A's Faculty of the Year award honoree by the Big 12 Conference.

Read more at University of Arizona News

All Stories

This artist's illustrations shows a spiral galaxy swirling around a bright ball of light at its center. Jets of gas and energy shoot out of the center in both directions perpendicular to the galaxy's disk.

Cosmic predators: How supermassive black holes slow star growth in nearby galaxies

Today

Three researchers plant corals in the water at Biosphere 2

Corals in Biosphere 2's Ocean Habitat may help save reefs around the world

Feb. 12

Marcia Rieke Galaxy Slam press conference photo

How reaching for the hoop prepared Marcia Rieke to reach for the stars

Feb. 10

Three people walk through a mine

Federal earmark provides $3M for U of A mineral processing facility

Feb. 5

An image of a brick building, in the foreground are blue and red flowers

U of A named a top producer of Fulbright US Scholars

Feb. 3

Firefighters washing equipment

New study identifies key predictors of PFAS levels in US career firefighters

Feb. 2

Several people gather around a table to formalize an agreement

More than microchips: Arizona's blueprint for building a high-tech workforce

Feb. 2

University of Arizona campus at sunrise with palm trees

U of A places among top 20 public universities in new Time magazine ranking

Jan. 29

Artist's illustration showing the glowing ball that is the sun in the center, surrounded by a spiky shell of fuzzy, gray lines.

Kissing the sun: U of A researchers unravel mysteries of the solar wind

Jan. 29

Staff members seated at desks look at space images on a large screen

U of A takes leading operations role in NASA mission

Jan. 28

Three men in orange jumpsuits walk through green leaves and trees at Biosphere 2.

MrBeast takes over Biosphere 2, from rooftop to rainforest

Jan. 28

Lymphatic system

ARPA-H award will fund creation of portable lymphatic imaging scanner

Jan. 26

Michael D. L. Johnson, an associate professor of immunobiology.

'Trojan horse' may deliver toxic dose of copper to bacterial colonies, including drug-resistant MRSA infections

Jan. 22

Hands hold an ear of corn

Rewilding corn reveals what its roots forgot

Jan. 22

The image features a promotional graphic with a black background. At the top, bold light blue text reads, "TODAY'S SCIENCE, TOMORROW'S WORLD: BUILDING A BETTER FUTURE." Below this text is a sequence of five circles aligned horizontally. The first circle is half-shadowed, transitioning smoothly with a light gradient into a completely filled bright blue circle, followed by three more uniform bright blue circles. The final circle contains a simplified depiction of Earth in blue and white.

College of Science Lecture Series explores the impact of science on humanity's future

Jan. 20

Jon Kyl

U of A announces the Kyl Institute for National Security

Jan. 16

Space and security image

U of A partners with defense contractor team selected to compete for Golden Dome contracts

Jan. 14

Grand Challenges Research Building

U of A research expenditures exceed $1B, ranked among top 20 public universities

Jan. 12

Artist's illustration of the Pandora spacecraft, consisting of a telescope lens and three solar panels extended. The sun and Jupiter are in the background.

Pandora, a keen-eyed satellite built to study exoplanets, takes flight

Jan. 9

Sporting a striking color pattern of yellow dots on its grey wings and a long, blue, "nose"-like head appendate, a lanternfly is pictured sitting on tree bark

New species are now being discovered faster than ever before, study suggests

Dec. 22, 2025

Philip Gutruf stands in his laboratory with researchers working in the background.

AI-powered wearable boosts preventative care for elderly

Dec. 22, 2025

Wearing an orange safety vest and a gas mask, Solange Duhamel stands next to a wall of jumbled lava rocks reaching up to her shoulder.

Life on lava: How microbes colonize new habitats

Dec. 18, 2025

a doctor speaking with a patient while holding a clipboard

Confused by the doctor's questionnaire? U of A study suggests it's common

Dec. 17, 2025

A tractor in a field

Sowing the seeds of an Arizona agricultural partnership

Dec. 15, 2025