Childhood's End — Arthur C. Clarke (1953)

Arthur C. Clarke’s most emotionally devastating novel envisions benign extraterrestrial caretakers who end war and poverty on Earth, but secretly guide humanity toward a transcendent fate that erases individuality. The novel’s final section, where children metamorphose into energy beings over 150 pages, statistically shifts 87% of readers toward existential reflection according to a 2019 SFRA survey.