Scientists are reporting the discovery of a planet about as large as Neptune that circles a young star, AU Microscopii, in just over a week

As scientists work to determine why some of the latest climate models suggest the future could be warmer than previously thought, a new study indicates the reason is likely related to challenges simulating the formation and evolution of clouds.

As the United States nears its hottest time of the year, scientists are launching a research project into whether the public health impacts of extreme heat will be amplified by the COVID-19 pandemic.

Researchers are using data from Sun-like stars to learn more about solar variability

UCAR is committed to improving our support for Black scientists and others who are from communities that are underrepresented in the geosciences.