Nearly all living organisms use the same genetic code, the building blocks of life. A new study suggests conventional wisdom about how the code evolved is likely flawed.

The Burn Period Tracker tool provides real-time information on the number of hours per day that relative humidity is less than or equal to 20% – a metric informally known as the "burn period." The tool has been has been widely adopted by fire managers across the Southwest.

Shibin Jiang in optical sciences and Abhijit Mahalanobis in electrical and computer engineering were recognized for developing influential inventions in their fields.

U of A geoscientists are leading a $12 million feasibility study to characterize geologic locations suitable for carbon dioxide storage in the Harquahala basin west of Phoenix.

The National Science Foundation awarded $3.8 million to two projects involving U of A engineers developing solutions for the semiconductor energy dilemma.

Researchers found that guidance from experienced CPAP users helps sleep apnea patients stick to their treatment, improving sleep quality and health outcomes.

Analyzing tree-ring samples for spikes of naturally occurring radioactive carbon isotopes, a team led by U of A scientists has pinpointed the date of a massive solar particle eruption event that has long eluded researchers.

With funding from the Department of Energy, U of A researchers are working to revolutionize our understanding of how soil microbes influence climate change.

The Mentorship and Education in Science for Tucson program sends U of A juniors and seniors to local middle and high schools to provide one-on-one math tutoring to students.

With a $3.9 million grant from the National Institutes of Health, precision nutrition researchers will conduct a clinical trial to explore how ancestry and genetics affect the body's response to omega-3 fatty acids.