A new open-access book demystifies climate modeling without using a single equation.

Melting ice sheets and glaciers are slightly slowing Earth's rotation.

In 50 years, summers across most of the globe could regularly be hotter than any summer experienced so far by people alive today. Reducing carbon emissions could cut the risk.

Scientists have successfully installed the first wave of low-cost weather stations in Zambia with 3D-printed parts.

UCAR has partnered with Amazon to provide weather data in the cloud.