Poor genetic health threatens many species—but it's fixable

Published in Nature Climate Change, new research from the University of Wisconsin–Madison finds that reaching net-zero emissions by midcentury would substantially improve public health in the United States. However, climate strategies that heavily depend on carbon dioxide removal are likely…

This image from NASA’s Hubble Space Telescope shows Messier 3, a densely packed cluster of stars whose origins may be a merger between globular clusters in the early universe.

Climate prediction scientists announced in June 2026 that El Niño, a cycle that happens every two to seven years, had formed. It was expected to develop into one of the strongest on record—a “super” El Niño.