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A Waymo self-driving car.

Crowdsourcing Moral Dilemmas to Guide Self-Driving Cars

A new study seeks to understand how the public sees life-and-death decisions encountered on the road.
A student walking down a hallway.

Education Board Adopts New History, Science Standards

The revisions include edits following an outcry over how the draft standards addressed evolution.
Mosaic of the Valles Marineris hemisphere of Mars, by the Viking Orbiter. The Valles Marineris canyon system is visible.

Mars Water Could Support Oxygen-Breathing Microbes

Simple, multicellular life, such as sponges, could survive in briny waters near the surface of the planet.
Studying tree rings helped UA researchers track the movement of the tropics over 800 years.

UA Tree-Ring Researchers Add to Climate Study

Tracked expansion of the tropics; linked it to Sonoran drought
A keyboard on a desk.

UA, Microsoft Working to Make Data Centers Sustainable

The 'Cloud' uses as much power as 6,000,000 homes
The main entrance to Banner University Medical Center.

15,000 Sign On to Banner-UA Nationwide Health Study

The goal is to get 100,000 Arizonans enrolled by 2023.
Eye tracking is among the methods used by an advanced sensor system that could assist lie detection.

Sensor System Gives UA Researchers More Ways to Detect Lies

The system measures hundreds of cues that point to deception.
The flu virus.

Research Ties Urban Flu Patterns to Population Density, Climate

Researchers say there's more to the spread of flu than the expected seasonal patterns.
Scientists have found evidence of a possible exomoon, though they stress the need for more data and observations.

Scientists Put Forward Candidate For First Known Exomoon

If confirmed the discovery would be considered the first of its kind, scientists say.
Touching down during a Sept. 12 parachute test for the Orion spacecraft at the Yuma Proving Grounds.

NASA Mission Passes Key Milestone With Yuma Parachute Test

The agency can now give the Orion parachute system the go-ahead for flights with astronauts.
A contractor for the law enforcement in the Tucson area sets up polygraph equipment.

UA Professor: Lie Detector Won't Reveal White House's Anonymous Dissenter

John Allen says polygraph tests will not solve the mystery behind New York Times op-ed.
Baboquivari Peak, the most sacred site for the Tohono O'odham people, can be seen from many parts of Buenos Aires National Wildlife Refuge.

A Helping Hand for Nature

Friends of Buenos Aires National Wildlife Refuge volunteer time and effort.
Scientists conduct research in the lab of Louise Hecker, an associate professor of medicine at the University of Arizona.

Grant Funds Research to Fight Deadly Lung Disease

The University of Arizona College of Medicine seeks a cure for excessive scar tissue.
Mexican wolf.

Study Warns Against Taking Endangered Mexican Wolf North of Historical Range

Researchers warn that going beyond range could threaten decades of conservation and recovery efforts.
Skull CT scans of, left to right, a modern tuatara hatchling, Kayentatherium offspring, and a 27-day-old opossum, shown at the same magnification.

Baby Reptile Fossils in Arizona Fill Gap in Evolution of Mammal Childbirth

The unique fossils can help understand the links between mammals and their non-mammal ancestors.
An Aug. 17 image of asteroid Bennu captured by Osiris-REx at 1.4 million miles. Eventually, the mission will approach the surface of the asteroid.

OSIRIS-REx Mission to Asteroid Bennu Marks Milestone

The spacecraft captured its first images of the asteroid.

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