Ondas de gravedad

"Este video en cámara rápida (time-lapse) fue realizado por la estación de televisión KCCI-TV de Tama, Iowa, con una webcam, el 6 de mayo de 2007. La película muestra un inusual efecto que producen las llamadas ondas de gravedad (wikipedia) de la Tierra sobre las nubes. Una onda de gravedad es la denominación que se le da en la dinámica de fluidos a las ondas verticales que afectan a las superficies líquidas y el aire."

Sacado del blog Mirá.

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"The gravity is very light today. I have an erection as a result of that All males have erections on days like this. They are automatic consequences of near-weightlessness. They have little to do with eroticism in most cases, and nothing to do with it in the life of a man my age. They are hydraulic experiences — the results of confused plumbing, and little more.
Hi ho."

(...)

"We began with the mystery of how ancient peoples had erected the pyramids of Egypt and Mexico, and the great heads of Easter Island, and the barbaric arches of Stonehenge, without modern power sources and tools.

We concluded there must have been days of light gravity in olden times, when people could play tiddledy winks with huge chunks of stone."

de Slapstick por Kurt Vonnegut Jr.