Learn more about the Smithsonian's time-based media & digital artworks, below. Cooper Hewitt Smithsonian Design Museum (CHSDM) The Substitute Designed by Alexandra Daisy Ginsberg (British, born 1982), Computer animation by The Mill (London, England, UK, founded 1990), Sound by Chris Timpson (British, born 1980), Sound by Aurelia Soundworks (London, England, UK, founded 2015) Still from The Substitute installation Hirshhorn Museum and Sculpture Garden (HMSG) Shutter Interface Paul Sharits (1975) SONG 1 Doug Aitken (2012) Video Flag Nam June Paik (1996) National Museum of African American History and Culture (NMAAHC) MOTHERSHIP (CAPSULE) Jefferson Pinder (2009/2016) National Portrait Gallery (NPG) Late Night Triad Jason Salavon (2003) Smithsonian American Art Museum (SAAM) Cloud Music Robert Watts, David Behrman, Bob Diamond (1974-79) For SAAM Jenny Holzer (2007) Megatron/Matrix Nam June Paik (1995)