The first comprehensive analysis of observed and projected changes in weather and climate extremes in North America and U.S. territories was released today.

Scientists are deploying an advanced research aircraft to study a region of the atmosphere that influences climate change by affecting Earth's thermal balance. Findings will be used to improve computer models of global climate.

The rate of climate warming over northern Alaska, Canada, and Russia could more than triple during periods of rapid sea ice loss, according to a new study led by NCAR.

National research centers in the United States and United Kingdom are signing a memorandum of understanding today to collaborate more closely on atmospheric science and technology.

Student scientists from the United States and around the world are converging in South Africa this month in what is likely to be one of the largest-ever international gatherings of teenage researchers.