Tucson-area optics firm Geost has been supplying sensor systems for U.S. defense and intelligence satellites since its founding by a University of Arizona optics Ph.D. two decades ago. Now, Geost is ...
Above: Satellite view of the Great Lakes on a recent clear day (December 22, 2019), showing less than 2% overall ice cover, about normal for this point in the winter, mainly in Green Bay and Saginaw ...
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