College of Science

New research reports that conventional oil and gas production activities inject more water underground than hydraulic fracturing and other unconventional petroleum-production methods.

University of Arizona researchers are using the Catalina Sky Survey’s near-Earth object telescopes to locate the optical counterparts to gravitational waves triggered by massive mergers.

Ten students from Japan and Arizona gathered for the first official Space Camp Biosphere 2, where they designed Biosphere 3 to sustain human life on Mars.

The OSIRIS-REx spacecraft has mapped Bennu to identify the best spots for the spacecraft to collect a sample. The final two sites – a primary and backup – will be selected in December.

By creating millions of virtual universes and comparing them to observations of actual galaxies, a UA-led team present a powerful new approach for studying galaxy formation.

UA researchers have designed a telescope that is a cheaper, lighter and more powerful option than creating telescopes using ever-larger mirrors.

Engineering principles developed only 150 years ago were found to have evolved first in biological circuitry that controls cell growth, according to new UA research.

Two UA astronomers received Early Career Research Awards from the Department of Energy to to investigate the nature of the expanding universe and other dark mysteries.

Temperature data from the Pliocene, an era with CO2 levels similar to today's, could be used to understand the climate shifts of the near future, according to UA geoscientist.

In 2014, UA professor Bill McCallum started a company to transform mathematics education. Today, more than 2,000 teachers use Illustrative Mathematics products.