Hidden Brain: A Study Of Airline Delays
Flight delays and late arrivals have gone down since 1990. At the same time, airlines have increased scheduled flight times because flights are taking longer, and more time is spent taxiing.
Đọc thêm tại NPR
at February 20, 2018 at 05:01PM
Health & Science
Thứ Ba, 20 tháng 2, 2018
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