According to the World Health Organization (WHO), it is estimated that approximately 2.2 billion people suffer from visual impairment. Cataracts account for about 33% of visual impairment and are the ...
On the night of Jan. 9, 2019, the V. M. Blanco 4-meter telescope at the National Science Foundation's (NSF) Cerro Tololo Inter-American Observatory (CTIO), high in the mountains of Chile, will close ...
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