When Ruth Duckworth titles her work—a rare occurrence—she uses large names: The Guardian (1992), The Spirit of Survival (1996), The Creation (1984). The other 79 pieces in the show, Ruth Duckworth, Modernist Sculptor, at the Smithsonian American Art Museum Renwick Gallery are untitled, suggesting that Duckworth is chasing after something unutterable. When she first went to school as a teenager, she announced her desire “to paint like Rembrandt, draw like Dürer, and sculpt like Michelangelo—pretty…

Many DCists’ tango knowledge draws exclusively from sexy Antonio Banderas dance scenes, Scent of a Woman, or that Shakira video in constant rotation at Gold’s Gym. But there’s an entire world of tango out there, and the district is showcasing the sultry dance this week during the Washington DC Tango Festival. Tonight and Wednesday, tango goes to the movies, as the Argentinian embassy screens Tango Maestro — The Life and Music of Astor Piazzolla this…