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President Donald Trump, escorted by Col. Paul Pawluk, Vice Commander of the 89th Airlift Wing, and first lady Melania Trump, ...
FOX News on MSN16 小时
Future of flying: New fuel-sipping jet promises quieter, greener skiesThe blended wing body craft reduces drag and weight, resulting in fuel efficiency improvements of up to 50% compared to today ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
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