Description: Explore what happened in 1969 when a man brought a hatchet and butcher knife to Smithsonian’s National Museum of Natural History to attack a display of snakes.
Description: Everyone loves a parade – especially one followed by a banquet. When scientists and politicians met in Washington, D.C., on November 23, 1936, to celebrate the centennial of the U.S. patent system, they listened first to a conventional program of speeches. Then, in the afternoon, Science Service director Watson Davis arranged something different: a “Research Parade” featuring