Scientific American
![A magazine cover depicting a photorealistic view of the Earth, inserted into a melted ice cube, with the magazines masthead at top and a headline between the masthead and the Earth reading "Did Humans Stop an ICE AGE?" Beneath the headline in smaller type is the subheading "8,000 years of global warming"](/Images/godic/202502/09/Sci_am_mar_20051602.jpg")
![PDF of first issue: Scientific American Vol. 1, No. 01 published August 28, 1845](/Images/godic/202502/09/page1-220px-Scientific_American_-_Series_1_-_Volume_001_-_Issue_01.pdf1602.jpg")
![Cover of the September 1848 issue](/Images/godic/202502/09/SciAmer1602.gif")
![Special Navy Supplement, 1898](/Images/godic/202502/09/Scientific_American_Special_Navy_Supplement_-_18981602.jpg")
Scientific American (informally abbreviated SciAm) is an American popular science magazine. Many famous scientists, including Albert Einstein, have contributed articles in the past 170 years. It is the oldest continuously published monthly magazine in the United States.