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“"It was now quick work," Maria Mitchell noted.
"As the last rays of sunlight disappeared, the corona burst out all around the sun, so intensely bright near the sun that the eye could scarcely bear it."
Maria Mitchell brought a team of Vassar graduates—"Vassar girls" as the press called
Researchers from across the Smithsonian met online with teachers and students around the world for the Smithsonian Online Education Conference: Problem Solving with Smithsonian Experts in April 2010. Each presenter demonstrated how s/he addresses big questions in his/her field of experti
Artifacts, Primary Sources
The astrolabe is an astronomical calculating device used from ancient times into the eighteenth century. Measuring the height of a star using the back of the instrument, and knowing the latitude, one could find the time of night and the position of other stars. The openwork piece on the front, ca