Description: [caption id="" align="aligncenter" width="360" caption="Steven Cohn, the Smithsonian’s Office of Safety, Health and Environmental Management and the museum’s representative Industrial Hygienist, tests Owney's fur for arsenic, lead and mercury. Courtesy of the National Postal Museum "Pushing the Envelope" blog."][/caption] More interesting preservation challenges. We’ve covered
Description: Whoa!!! Google Streetview and Google Books now come in 3D (if you have 3D glasses stashed in your desk, like I do!). Click the dude with the 3D glasses above to check out a view of the Smithsonian Castle in 3D. Grand Paris! La Tour Eiffel under construction, and a giant 26-Gigapixel panorama of the city [via Room 26 Cabinet of Curiosities and Effie Kapsalis, SPI]. A “Ghandi