Science and Technology

Mine workers wait for blasting to finish in the student-run San Xavier Mine near Tucson. (Photo: Pete Brown/UA College of Engineering)
Jan. 8, 2018
At the core of the system licensed by GUIA is the ability to sense a miner's location and body temperature, predict potential problems and recommend steps to avert health risks.
The UA's Dante Lauretta: "The work done on CAESAR will ensure that the UA continues to stand at the forefront of extraterrestrial sample analysis for the next 20 years."
Dec. 21, 2017
The CAESAR mission, short for Comet Astrobiology Exploration Sample Return, would return a sample from a comet to determine its origin and history.
The return of the Willem de Kooning painting "Woman-Ochre" to its place in the abstract expressionist collection at the UA Museum of Art was an unexpected highlight of 2017. (Photo: Bob Demers/UANews)
Dec. 18, 2017
The UA generated headlines across the globe in 2017, as evidenced by our UANews list of top 10 stories. From the installation of a new president to the improbable recovery of a priceless art masterpiece, it has been another remarkable year in Wildcat Country. (UANow will resume on Jan. 9.)
Roger Angel is "one of the greatest minds in space exploration and optical sciences," UA President Robert C. Robbins says. (Photo: John de Dios/UANews)
Dec. 13, 2017
The Regents' Professor of Astronomy and Optical Sciences founded what is today the Richard F. Caris Mirror Lab, where he has pushed the frontiers of large mirror making.
The cantaloupe's rough skin makes an ideal surface on which microbes can find a home. (Photo: Brandon Quester/News21)
Dec. 11, 2017
With funding from the Department of Agriculture, researchers will develop new disinfectants, grow new breeds of melons, and educate farmers, retailers and consumers on safe practices.
NavLab manager Nick Morris (left) and undergraduate researcher Nicholas Patzke set up a test vehicle that is tracked by a Vicon camera and a lidar system, seen on the monitors in the foreground. (Photo: Pete Brown/UA College of Engineering)
Dec. 11, 2017
Researchers at the UA and the Illinois Institute of Technology are developing safety measures for lidar-based navigation, looking to increase our confidence in robotic cars.
An adult male red-bellied lemur snuggles with his infant son. (Photo: Lahitsara Jean Pierre)
Dec. 11, 2017
When members of red-bellied lemur families huddle and groom one another, they could be sending important clues on how social behaviors impact their health — and ours.
An artist's impression of a pair of galaxies from the very early universe (Credit: NRAO/AUI/NSF; D. Berry)
Dec. 6, 2017
Astronomers have found the most massive galaxy ever seen in the early universe, and it’s about to get bigger. The researchers involved include the UA's Dan Marrone.
An artist’s concept of the most distant supermassive black hole known. The quasar is growing in mass as it is fed by a swirling disk of hot gas and dust. (Image: Robin Dienel, courtesy of the Carnegie Institution for Science)
Dec. 6, 2017
The discovery of a supermassive black hole, 800 million times the mass of the sun, has researchers puzzled. The object is the most distant quasar known to date.