Description: The Smithsonian Institution has long been known for both its original research and its exhibitions. But, it was not until 1980 that the National Museum of Natural History (NMNH) first exhibited an on-going active research project, the world's first indoor living coral reef.[edan-image:id=siris_sic_7411,size=450,center]In the late 1960s, when NMNH paleobiologist Walter H. Adey