麻省理工学院早期侧重应用科学及工程学，在第二次世界大战爆发后，倚靠美国国防科技的研发需要而崛起。在二战和冷战期间，麻省理工学院的研究人员对计算机、雷达以及惯性导航系统等科技发展作出贡献。MIT共走出了101位诺贝尔奖得主和17位图灵奖得主。MIT不仅 ...

这场火灾产生的烟雾已经越过美加边境，向南蔓延到德克萨斯州，影响范围广泛。美国环保署（EPA）已将靠近加拿大边境的多州空气质量标记为“不健康”或“对敏感人群不健康”。

Texas Attorney General Ken Paxton, also a veteran Republican, asked the state's highest court to hold on ruling on Abbott's petition until Friday, the date Texas state House Speaker Dustin Burrows ...

HOUSTON, Aug. 5 (Xinhua) -- Texas state House Speaker Dustin Burrows adjourned the GOP-dominated chamber again on Tuesday as most Democratic lawmakers continued staying out of the state so as to deny ...