I'm looking for the name of a Poul Anderson short story (written prior to 1979). The short story involves a lone space traveler who finds a planet inhabited by a dolphin-like race. He befriends the species, but after doing research on what would happen if more humans come, he begins killing them....

I ran across this answer in the Late Answers review queue and flagged it Not an Answer as it seemed to be both a partial question and an attempt to reply to a comment. The text of the NAA flag for reference: This was posted as an answer, but it does not attempt to answer the question. It sh...

I am looking for a children's short story about a scientist that invents a material that is pushed away from other matter. It accelerates away from gravity instead of towards it. He makes several small (golf ball sized?) spheres of the material. He could wrap his fingers around a ball, but it wo...

A (somewhat common?) point that is made by Primarily-Opinion-Based close-voters is that we can close questions that we think have never been addressed, and simply reopen them when someone does come up with something. For example, this comment: I'm reasonably sure there's no canon answer. If I...

do the giant morphing morpher machines ever cause collateral damage when its morphing time when they go huge to fight their mega enemies? I mean especially in the series "power rangers beast morphers" but also in the other power ranger series. Like when each power ranger has their different big...

Her first mention in goblet of fire describes her as a woman with thick, shining dark hair and heavily hooded eyes but in the rest of the series, she is described as a woman with heavy-lidded eyes. Heavy-lidded eyes would mean narrow eyes with heavy eyelids but hooded eyes would mean small eyelid...

Is there a term or phrase that encompasses all of these shows? I don’t know the exact term of what I’m asking about, so that’s kind of a sub-question. It’s something like theme, category, or maybe even trope. Traits: - “urban fantasy” or “drama” sci-fi *magical realism * exploration of possibil...

We learn that using apparition into and out of Hogwarts is not possible. When Dumbledore is using apparition with Harry when they are going to find the locket, Harry asks him how can he do that, and he says that it's something a headmaster can do. When an instructor from the Ministry Of Magic ar...

In the movies, it’s implied that Tony did all the design work for the various suits, but is that really the case? For things like the suitcase suit, that’s something an AI could solve faster than a person, plus Jarvis had more access to all of the Stark design databases, and could apply those to ...

I read this book sometime between the late 1980s and the early 1990s. The story follows the life of a woman, which starts when she is a newborn in a kind of robotic creche that cares for her, teaches her how to speak, and provides basic elementary school level knowledge. Once she gets to early ch...