Description: The term “personal equation” came into use in the 19th century as scientists found that observers have inherent biases: some anticipate events, and some report events after they have occurred. Recognition of the problem led to a spate of personal equation instruments: some measured biases of this sort, and some reduced the effect of personal errors. Most of these
Description: On January 24, 1925, for the first time in over a century, a total solar eclipse would be visible across the northern part of the United States. How scientists used a dirigible to observe the phenomenon.
Description: On the evening of October 1, 1847, while using a small telescope on the roof of the family home, Maria Mitchell (1818-1889) spotted a comet where one had not been before. Word of this achievement spread quickly through the scientific community. The American Journal of Science declared her “the first American entitled to the honor of the original discovery of a comet.” Some
Description: Everyone loves a parade – especially one followed by a banquet. When scientists and politicians met in Washington, D.C., on November 23, 1936, to celebrate the centennial of the U.S. patent system, they listened first to a conventional program of speeches. Then, in the afternoon, Science Service director Watson Davis arranged something different: a “Research Parade” featuring
Description: I couldn’t resist this collection of beautiful butterfly and creepy crawly engravings from BibliOdyssey this week. The Smithsonian has created a new Facebook page in honor of the 150th Anniversary of the Civil War, which we’ll regularly be contributing to. Hop on over and like the page! Apparently, it was not only illegal, but criminal for women to vote! Photos uncovered by
Description: As the Smithsonian geared up to celebrate its 175th anniversary, the Libraries and Archives decided to revisit the online exhibition From Smithsonian to Smithsonian, created a quarter of a century ago. Today, on the Smithsonian’s birthday, we are pleased to celebrate the launch of a new, refreshed and greatly expanded web exhibition, Smithson to Smithsonian.
Description: We thought our work was done when a social media follower helped us identify our popular “unidentified male model” as German naturalist Emil Bessels. Then we discovered he may have murdered his captain during the 1871–73 Polaris Expedition.
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