Thứ Ba, 26 tháng 7, 2016

NPR News: Sun-Powered Airplane Completes Historic Trip Around The World

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Sun-Powered Airplane Completes Historic Trip Around The World
"This is not only a first in the history of aviation; it's before all a first in the history of energy," Swiss pilot Bertrand Piccard says. His plane flew more than 26,700 miles without using fuel.

Đọc thêm tại NPR
at July 26, 2016 at 06:56PM
Health & Science
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