LOS ANGELES, May 15 (Xinhua) -- Denver International Airport, one of the world's busiest airports, is investigated by U.S. aviation safety regulators for a communications outage early this week in ...

历史上的动物可真巨大！比如，曾经生活在亚洲地区的巨犀 “Paraceratherium” 比两辆双层公交车叠在一起还要高；体型庞大的巨齿鲨 “megalodon” 和阿根廷巨鹰 “Argentavis” ...

NEW YORK, May 14 (Xinhua) -- A hotline connecting air traffic controllers at the Ronald Reagan Washington National Airport and their counterparts at the Pentagon had been "inoperable" since March 2022 ...

北京建工集团成立于1953年，前身是北京市建筑工程局，由周恩来总理亲自批准成立，共建设长安街两侧80%的现代建筑（北京电视中心、中央广播电视塔、北京饭店、中国国家博物馆， ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...