Study: Over nearly half a billion years, Earth's temperature has changed drastically, driven by carbon dioxide

Sept. 19, 2024

Sunset over a landscape dominated by glaciers, small ice bergs and mountains

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Novel treatment approach for language disorder shows promise

University of Arizona neuroscientists have developed a new treatment approach for a language disorder that combines traditional speech therapy with noninvasive electrical stimulation of the brain. Brain stimulation helped induce neuroplasticity, the brain's capacity to continue to reorganize and learn.

U of A-led NASA Aspera mission hits spacecraft milestone

A mission to probe the mysteries of the faint universe made a major stride toward launch after the completion of the spacecraft "bus" assembly.

Study sheds light on ancient solar activity using radiocarbon locked in tree-rings

Analyzing radiocarbon in tree-ring samples, scientists from the University of Arizona Laboratory for Tree-Ring Research and ETH Zurich in Switzerland created the most detailed record yet of solar activity during the first millennium B.C.E. The data confirmed the unusually stable period of solar activity and revealed unique patterns that can help date archaeological artifacts.