query: Old sci-fi short story about alien "elixir" and lone astronaut losing sanity?
positive_passages.docid: 42867
positive_passages.text: Short story about an astronaut that has to harvest/collect the body fluids of an alien for a panacea
negative_passages.docid: 95235
negative_passages.text: Story about a sentient star system, in a 50s or early 60s anthology
negative_passages.docid: 19817
negative_passages.text: Identify a short story about a wall on a planet at the edge of a tiny universe
negative_passages.docid: 49547
negative_passages.text: Looking for Scifi Short Story in a Jerry Pournelle edited Anthology
negative_passages.docid: 99334
negative_passages.text: Trying to identify a short story about a Man who becomes a genius due to a US government lab experiment
negative_passages.docid: 113857
negative_passages.text: A mutation-themed short story from the 60s or 70s
negative_passages.docid: 98407
negative_passages.text: Looking for a (short?) story about a cryo ship looking for habitable planets
negative_passages.docid: 78279
negative_passages.text: Short story (+radio play?) in which astronauts outside their ship slowly drift apart in space
negative_passages.docid: 18011
negative_passages.text: Sci-Fi short story that involved time travel and a couple who keep losing each other
negative_passages.docid: 73275
negative_passages.text: Pre-1972 sci-fi short story or novel: alien(?) tunnel where people try new moves and get destroyed if they're not the correct ones
negative_passages.docid: 145015
negative_passages.text: Short story about alien feline beast that kills spacemen, leaches vital substances from their bodies?
negative_passages.docid: 64745
negative_passages.text: Short story where an alien convinces a human to exchange consciousness with it
negative_passages.docid: 16900
negative_passages.text: A short story about finding an inhabitable planet and meeting aliens
negative_passages.docid: 17389
negative_passages.text: Need help recalling name of sci-if story about earth evolving into electronic life forms
negative_passages.docid: 155646
negative_passages.text: I need help identifying a short science fiction story about cancer as human evolution
negative_passages.docid: 20649
negative_passages.text: Short story about an interplanetary cargo vessel, short on oxygen. One crewmember must commit suicide?
negative_passages.docid: 147052
negative_passages.text: Short story (50s? 60s?) with a man trapped inside a sentient cave