Popular Science Monthly has been published for more than 40 years, with starting its publication in January, 1970.
《科学月刊》于1970年元旦创刊，至今已留下了40余年闪光的足迹。
Scientific American is a popular-science magazine, published (first weekly and later monthly) since August 28, 1845, making it the oldest continuously published magazine in the United States.
科学美国人是一个受欢迎的科学杂志，出版（每周一次，后来每月一次） ，自1845年8月28日，使这古老的不断出版杂志在美国。
Scientific American is a popular-science magazine, published (first weekly and later monthly) since August 28, 1845, making it the oldest continuously published magazine in the United States.
科学美国人是一个受欢迎的科学杂志，出版（每周一次，后来每月一次） ，自1845年8月28日，使这古老的不断出版杂志在美国。
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