Colorado facilities remain closed until further notice.

 View more information.
  1. Mudslide on I-70 in Colorado's Glenwood Canyon.

    Drenching rains pose greater threat to fire-damaged areas in West

    The western US is facing a greatly heightened risk of extreme rain-after-fire events, which can cause mudslides, flash floods, and significant destruction.

    • Climate,
    • Weather

    Read Article

  2. UCAR statement on the fire near the NCAR Mesa Lab

    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.

    • Organization

    Read Article

  3. Cold air outbreak

    New study questions explanation for last winter’s brutal U.S. cold snap

    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.

    • Weather

    Read Article

  4. Coronal loops observed by NASA’s Transition Region And Coronal Explorer (TRACE) spacecraft. Credit: NASA/TRACE

    A solar illusion: Coronal loops may not be what they seem

    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.

    • Sun + Space Weather

    Read Article

  5. Bathymetric map of Lake Malawi

    Scientists map underwater topography of more than 1.4 million lakes and reservoirs worldwide

    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.

    • Water

    Read Article