Pyrocumulonimbus

Pyrocumulonimbus

On August 8, 2019, a team of atmospheric scientists got an exceedingly rare look at these clouds as they were forming. NASA’s DC-8 flying laboratory passed directly through a large […]

Firefalls, Yosemite

Golden Horsetail Falls, Yosemite National Park

For two weeks out of the year, the sun aligns just right with Horsetail Falls in Yosemite National Park where the waterfall glows like lava a few minutes before sunset.