Puerto Rico's Arecibo Radio Telescope Suffers Hurricane Damage
Early reports that a secondary dish at the observatory was destroyed by Maria turn out not to be correct, according to a group that helps run the facility.
Đọc thêm tại NPR
at September 26, 2017 at 06:28AM
Health & Science
Thứ Ba, 26 tháng 9, 2017
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