People often engage in "mood repair" after a tense interaction with a partner. After a difficult morning at home, employees may try to make themselves feel better by being of service to coworkers later in the day, research suggests.

Life in the concrete jungle can be rough, particularly for butterflies. But urban green spaces can hold surprising diversity and may become more important than ever in insect pollinator conservation, a new study finds.

Researchers have discovered an enormous mantle plume pushing the surface of Mars upward and driving intense volcanic and seismic activity. The discovery reveals that Mars, like Earth and Venus, possesses an active interior, which challenges current views on the planet's evolution.

The Centers for Disease Control and Prevention selected the University of Arizona Health Sciences as one of five national sites that will be tracking the burden, distribution and impact of post COVID-19 conditions.

As countries around the world work to advance weapons traveling at hypersonic speed, a UArizona-led team is building a "brain" for high-speed vehicles and interceptors.

The University of Arizona's new spaceflight training programs aim to develop classes that will enable the future of inclusive space travel. 

University of Arizona researchers are teaming up with partners around the world to promote resilience and create solutions to global climate challenges.

According to a new study led by a UArizona researcher, fossils of a tiny sea creature with a delicately preserved nervous system solve a century-old debate over how the brain evolved in arthropods, the most species-rich group in the animal kingdom.

A $4 million Regents' Research Grant will allow researchers from UArizona and Arizona State University to test new ways to reduce the risk of occupation-related cancer for firefighters.

Thanks to the James Webb Space Telescope, scientists have identified a "mystery molecule" that previously stumped astronomers. They've also gained insights needed to interpret potential signs of habitability on other exoplanets.