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In response to concern over the sustainability of handling mine waste, UArizona, Colorado State University and the Colorado School of Mines launched the Tailings Center of Excellence.

The NEOWISE mission, led by UArizona's Amy Mainzer, discovered comet C/2020 F3 NEOWISE in March. The comet is now making its way around the sun and is visible from Earth.

Early childhood education centers play an important role in encouraging parents to engage in educational activities with their children at the centers and at home, research finds.

Masks can help combat the spread of COVID-19, but some styles protect better than others. A study of nontraditional mask materials finds that vacuum cleaner filters are especially effective.

The University of Arizona is ranked No. 1 in the U.S. and No. 2 globally in the area of water resources in the 2020 Academic Ranking of World Universities.

The UArizona center unites medical and environmental scientists across campus to attack the unique environmental contamination issues facing Arizona.

Businesses should look to the values of their stakeholders to predict the effects of taking a public stance on a divisive issue, new research finds.

Researchers used a smartphone app to "eavesdrop" on older adult conversations. They found that the older a person is, the less likely they are to share memories of past experiences.

The discovery of the most massive quasar known in the early universe challenges current theories of supermassive black hole formation and growth.

The most prolific tree in North America – the Douglas fir – will absorb less atmospheric carbon dioxide in the future and therefore do less to slow climate change than once thought.