Kelvin-Helmholtz Clouds are a rare weather phenomenon whose rolling, curling, wavy procession across the sky can be both beautiful and…
Contrails, artificial clouds of condensed water vapor created by aircraft, can be beautiful but these sleek sky streaks may not…
(Images via: Dean Souglass, Joisey Showaa and Bob Jagendorf) The type, shape and color of clouds can actually tell a…