There's major disagreement among scientists on exactly what might be causing a tendency toward colder winters over the last few years in places like the central and eastern United States, Europe, and Russia.

A circulation change has boosted concentrations of hydrogen chloride (HCl), the main reservoir of chlorine in the stratosphere, by several percent over much of the Northern Hemisphere since 2007.

The popular day of science and family fun at NCAR's Mesa Lab focuses this year on how we measure the weather.

A software platform enabling on-demand creation of customizable curricula using curated open education resources will get a development boost from a new agreement between EdTrex, the University of Colorado, and UCAR.

The scientists who developed an innovative way to use GPS technology for moisture measurements have won one of the world's most prestigious awards for innovations related to water resources.