The Second Deluge is a science fiction novel by Garrett Putman Serviss, first published in 1912. The story follows Cosmo Versál, an eccentric scientist who predicts a catastrophic flood caused by a collision with a watery nebula. As he races to save a select group of humanity, the novel delves into themes of belief, reason, and the moral dilemmas of survival. Serviss's work combines elements of adventure and ethical inquiry, making it a notable early example of speculative fiction.
