Description: 100 years ago in August of 1914, the Panama Canal opened to commercial shipping. Smithsonian scientists knew the canal would create major environmental changes and have spent the last 100 years documenting them.
Description: Starting tomorrow through next week, we will be digging into the life of entomologist Harrison Gray Dyar (1866-1929). Dyar was honorary custodian of the Smithsonian's United States National Museum's collection of Lepidoptera (butterflies, moths, etc.) for more than thirty years. As a scientist, Dyar was noted for his work concerning mosquito-borne diseases. He also developed a
Description: [edan-image:id=siris_sic_13828,size=350,right]Welcome to our online exhibit about the history of the Smithsonian and postcards! In this exhibit you will find the history and evolution of postcards at the Smithsonian, general postcard history, and a guide for dating postcards. In addition, the image galleries contain over 100 selected postcards of Smithsonian museums,