Anaphalis rosmarinifolia Remya, K.M.P.Kumar & Maya, in Remya, Prabhukumar, Muhsina, Kanakambika, Smitha et Maya. 2026. DOI: doi.org/10.1007/s12225-025-10354-0 SummaryAnaphalis rosmarinifolia, a new species of Asteraceae, from the slopes of stream banks of montane grasslands of the southern Western G
In July 2026 I recorded 48 fatal landslides causing 413 fatalities. This year continues to be atypical in terms of the temporal pattern of fatal landslides. This is my regular update for the number of fatal global landslides, focusing on July 2026. As usual, this data has been collected in line with
Boeing 757: History, Performance, and Lasting Legacy
波音 757:历史、性能和持久的遗产波音 757 在航空史上占有罕见的地位。这款窄体喷气式飞机被设计为老化的 727 的燃油效率替代品,几乎在所有可衡量的方面都超出了预期,并在驾驶它的飞行员中赢得了忠实的追随者。从 1983 年首次商业飞行到 2020 年代中期的持续运营,757 已经在从短途国内航线到要求苛刻的跨大西洋航线的各个方面证明了自己。本文涵盖了整个故事,从开发和技术设计到飞行员经验、航空公司运营、安全数据和持久遗产。飞机快照波音 757,尤其是波音 757 200,是一款高性能窄体喷气机,于 1983 年 1 月投入使用,并成为达美航空和上海航空等飞行员和航空公司的最爱。 Bo
USS Essex at the Center of Additive Manufacturing Trials During RIMPAC 26
USS Essex (LHD-2) 是 2026 年环太平洋演习期间大规模增材制造测试的核心,美国海军和海军陆战队依靠现代机制部件来磨练自我修复能力。 RIMPAC 26, which is being held in Hawaii through July 31, brings together military, government, academic, commercial and coalition partners in what the U.S. Navy has described as the largest advanced manufacturing demonstrat