perpetuum mobile

Three animated maps:

Firstly, an exquisitely layered visualisation of global weather conditions, forecast by supercomputers, and updated every 3 hours (Cameron Beccario). See here for link to the animation ...

Secondly, Perpetual Ocean (NASA/Greg Shirah & Horace Mitchell), which used ocean flow data to map the surface currents of the earth's seas over a two-and-a-half-year period from June 2005 to December 2007. (For further details on the NASA site, and a 20-minute version at 30 frames per second, see here):

Thirdly, 1945-1998, by Japanese artist Isao Hashimoto, an animated time-lapse mapping of the 2,053 nuclear explosions since Alamogordo, averaging one nuclear detonation every 9.6 days over this 54-year period. See here for link to the animation ...