Some astronomical phenomena change on timescales of decades and centuries - which is why its important to make old observations available to modern researchers. Historian of science Patrick McCray writes about a project to do just that: the Digital Access to a Sky Century @ Harvard - DASCH - which seeks to digitize the hundreds of thousands of photographic plates stored at the Harvard College Observatory.
Posted on: Tue, 28 Oct 2014 19:31:55 +0000
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