4.5 (528) In stock
New research indicates crown flashes—twisting columns of light above storm clouds—are from ice crystals rapidly moving.
Geotripper: Ice Crystals at Work in the Upper Atmosphere
UFO Sighting? See This List Before Calling The Authorities
What's in the sky? Optical weather phenomena explained
Strange moving light phenomenon in the sky : r/WTF
Cloud Physics
Understanding how ice crystals form in clouds
Crown flash, Via Wikipedea: Crown flash is a rarely observe…
Feb. 19 - Thunderstorm electrification
Bad Astronomy Ice Crystals Above Clouds Dance to the Tune of
Weather Permitting' photo blog
Luminance and Ice Crystals — Weather Briefing, L.C.
Why does lightning branch? - Quora
Stunning light pillars dazzle in the northern US sky
