Above: screenshot from the Wall Fire time-lapse video below. This time-lapse video of the Wall Fire condenses one hour of high intensity fire behavior into a one minute video. It was photographed using the camera system operated by the Nevada Seismological Lab between 7 p.m. and 8 p.m. on July 8, 2017, the day after … Continue reading "A chance to study vortices in a smoke plume"