Akira Kasahara, one of the giants of NCAR’s scientific legacy, passed away overnight on March 30.

On behalf of the staff of UCAR, I would like to extend our deepest gratitude to the firefighters, first responders, and other emergency workers whose dedication prevented the wildland fire that ignited on March 26, 2022, from damaging our facilities.

A new study challenges a commonly accepted explanation that a "sudden stratospheric warming" caused the unusually cold weather over the U.S. early last year, a view which was widely reported in the media and discussed among scientists at the time.

Many coronal loops — ropey strands of plasma that scientists have long thought existed in the Sun’s atmosphere — may actually be optical illusions, according to a new paper that challenges prevailing assumptions of what we know, and don’t know, about the Sun.

Scientists have used artificial intelligence techniques to create a publicly available dataset of the underwater topography, or bathymetry, of more than 1.4 million inland lakes and reservoirs around the world.