Tools
Tools: Powerful What If Your Enemy Couldn’t Be Seen?
First published in 1932, The Coming of Ku Sui explores themes of invisibility, radio surveillance, and dimensional mystery decades before modern tech debates. This chapter from Astounding Stories of Super-Science captures pulp sci-fi’s fascination with unseen enemies and space paranoia. Republished as part of HackerNoon’s public domain Book Series.
Source: HackerNoon
