Is there some kind of benefit to using cetaceans (dolphins in this case) for aiding in navigation? Aren't humans more than capable of doing the job? Is there some reason that dolphins are better-suited for this job? Dolphins don't have hands, which would most likely complicate things.

In Nightwing Vol 2 #134, when Dick Grayson meets Liu and starts sleeping with her, was it before he turned 17 or after? In the beginning of the issue Dick Grayson tells Batman his 17th birthday would be a month after but after that he left and starts working with these people. How much time passe...

In S10:E15 of The Walking Dead, "The Calm Before", at around 13 minutes in, the leaders of the soon-to-be Coalition decide to sign the charter originally drawn up by Michonne as part of a mutual defense pact against The Whisperers. The King is the first to sign it (as "King Ezekiel") and then Car...

In Avatar: The Way of Water, we see the Quaritch recombinant waking up in a lab somewhere for the first time. Shortly afterwards, he is in a transport craft and says "we're on our way to Pandora", implying that they weren't on Pandora before. The vehicle they are in looks like the ones which tran...

if time manipulation is possible (traveling into the past) then wouldn't immortality be guaranteed? based on our current understanding of our universe, time is infinite, so at some point someone/thing will travel back in time and download our conscious.

There are some spoilers ahead as some parts of the following question involves parts from manga that aren't yet adapted to anime(Jujutsu Kaisen) yet.

In Drew Hayes Super Powereds, year 3 the HCP is attacked and the teachers resume their hero personas in order to fight off the attack. I'm coming up short on matching the hero names to the teacher's and the discipline they are responsible for. (Control, Focus, etc.) While I think I know most of t...

Looking for author name for short novels (at least two in series) where spacecraft engines are concentric rings (some sort of reactionless drive?) that gave off a glow when operating. In one book there is a small ship going to the moon to rescue stranded astonauts. The rescue ship gets there fast...

In Madeleine L'Engle's A Wrinkle in Time, did Mr. Murry (Meg's father) use a device, a body motion, or only his mind to tesser? Did the non-earthlings tesser by the same means? Is such a detail given? I'm not asking about the bug-on-fabric analogy. I haven't read the story in decades, and I can't...

In Alien: Isolation, the player saves the game by interacting with an emergency telephone booth. The game save interaction consists of Amanda Ripley, the player character, inserting a key card into a slot on the telephone. The player will then be prompted to save the game. Ripley does not use th...

In a scene in Black Panther: Wakanda Forever, the Americans were on an offshore platform, using the underwater vibranium detector to search for vibranium. It is my understanding that: (1) They only had the one vibranium detector, built by Riri Williams, and had no way of building more, (2) The de...

Science fiction short story where two people are arguing about whether AI can create mathematical theorems. This is the beginning of the story.

The orcs insult disparage elves but they use terms that seem too human -- is something being filth that big a deal to an orc? So are we getting only an imprecise translation of what orcs say often, perhaps only conveying sentiment without the real meaning? I think other species similarly refer to...

I was watching Indiana Jones and the Temple of Doom (1984), and the font in the opening credits looked remarkably familiar: Is that the font of Star Trek: The Next Generation (1987)? Or at least designed by the same artist? For what it is worth, both were released by Paramount. Related questi...

I was looking for Short Story of a small shop that sold only 3 things that I can remember. One thing was a concert in a box with only a couple of buttons to select a choice of recording. The next thing was power source designed to power a car that was a self contained unit. The other thing for th...