"The War of the Worlds" is a classic science fiction novel written by H. G. Wells, first serialized in 1897. The story is considered one of the earliest works in the alien invasion genre and has been adapted into various films, radio dramas, and other media. The novel narrates the invasion of Earth by Martians who, fleeing their dying planet, arrive in cylindrical spaceships and unleash destructive heat-ray weapons. The protagonist, an unnamed narrator, provides a firsthand account of the chaos and panic that ensue as humanity faces an extraterrestrial threat. The narrative explores themes of survival, human vulnerability, and the consequences of advanced technology.