"Murder Beneath the Polar Ice" by Hayden Howard is a science fiction novel written in the early 1960s. Set against the chilling backdrop of the Arctic Sea, the story delves into themes of survival, technological warfare, and the ethical implications of human actions in the face of evolving threats beneath the polar ice. The narrative revolves around characters navigating both the physical dangers of the deep sea and the moral quandaries posed by military operations. The plot focuses on a team of submariners and a diver named "Murderer." As they probe the Arctic depths for missing picket buoys, they encounter unexpected threats, including an explosive device disguised in a gelatinous mass beneath the ice. The tension escalates when the protagonist, the Murderer, finds himself in a deadly altercation with another diver, leading to a tragic chain of events. The novel explores the emotional and ethical turmoil surrounding the conflicts of duty and survival, culminating in a harrowing recognition of the consequences of their actions in a military setting, ultimately questioning the nature of murder in both personal and global contexts. (This is an automatically generated summary.)