Description: For forty years, from around 1900 to 1941, Margaret W. Moodey (1862-1948) worked as a scientific aide in the Department of Geology at the United States National Museum. Her colleagues came to value her experience identifying, classifying, and cataloging geological specimens, which over the years, included gems and precious stones, fossil vertebrates and plants, and
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: [edan-image:id=siris_arc_306419,size=200,left]During World War II, Science Service correspondent Emma Reh (1896-1982) spent several years living and working in Paraguay. Her letters home, like the ones written when she worked in Mexico and the American West, typically combined personal and professional news with her colorful descriptions of the countryside and people.Emma had