Thursday, Nov. 12, 2009

The Newest Cloud

Members of the international Cloud Appreciation Society are buzzing about a new kind of cloud. Known as undulatus asperatus, this ominous-looking formation has been described as resembling a rolling seascape — seen from below. It has been proposed for membership in that most exclusive of meteorological clubs, the International Cloud Atlas. The last cloud admitted? Cirrus intortus, in 1951.