Here, in a video posted to YouTube March 4, workers at the range control center at NASA’s Wallops Island Flight Facility in Wallops Island, Va., put their own twist on the Harlem Shake: part 1980s dance move, part 2012 dance track, all Internet meme. The viral video sensation took off in early February, according to YouTube’s official trend blog. YouTube counted 40,000 Harlem Shake videos as of Feb. 14. Credit: NASA Wallops