The book "Scientific American Popular Science Supplement, No. 531, March 6, 1886", compiled by a team of authors, offers readers deep intellectual content from various fields of science. This issue features articles covering current discoveries and research in physics, chemistry, technology and many other scientific fields. Readers will be able to familiarize themselves with the cutting-edge scientific discoveries of the time, understand complex scientific concepts and expand their knowledge in the field of science. "Scientific American's popular science supplement" provides interesting and popular information that makes science accessible to a wide range of readers.