"The Popular Science Monthly, September, 1900," edited by J. McKeen Cattell, is a scientific publication produced in the late 19th century. As a monthly journal, it compiles various articles on contemporary scientific topics and advancements, aimed at a general audience interested in the developments of science and technology during that era. The opening portion of this volume introduces several intriguing topics, beginning with an exploration of modern occult practices by Professor Joseph Jastrow. He discusses the spectrum of beliefs that diverge from accepted scientific understanding, highlighting eccentric notions such as hollow Earth theories and various occult movements like Theosophy and Spiritualism. Jastrow emphasizes a historical context for these beliefs, suggesting that the attraction to the occult may stem from ignorance and societal influences, posing a need for careful scrutiny and understanding. As the opening unfolds, it lays the groundwork for further exploration of scientific principles, advancements in technology, and critiques of pseudoscience throughout the publication. (This is an automatically generated summary.)

The Popular Science Monthly, September, 1900: Vol. 57, May, 1900 to October, 1900