This tag is to be used when referring to any sort of device or network which is used to transport beings between two or more places.

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12
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1answer
2k views

Scifi short story about a device that removes dust, is replicated for profit, and the original owners reverse the flow of dust removal?

Please can someone advise? My longish title kind of says what I recall the most of the story... I think it was in anthology from the 50's or 60's. It's a story about a device that someone found that ...
2
votes
0answers
36 views

Max-speed in Z-Space

It's obvious that Z-Space travel is faster than light, but how fast? It's also obvious it isn't instantaneous, since they mention that there is boring travel times while in Z-Space. Is there any ...
1
vote
1answer
245 views

Which Batman Series has had the most batmobiles to date?

I recently saw the infographic below and it gave me an appreciation of just how many different batmobiles there have been. It got me to wondering though which Batman series (to date) has had the most ...
8
votes
1answer
233 views

Time dilation and communication in Avatar

At the beginning of Avatar, Jake says he has been in suspended animation for 6 years. Because of this time delay, how can efficient planning take place? To put this in perspective: We have the idea ...
23
votes
5answers
11k views

In Star Trek, does the transporter conserve the momentum of transported objects?

In Star Trek (2009), when Kirk and Hikaru Sulu are falling from the drill, at the last moment Ensign Chekov locks on them and is able to transport them inside the ship. By the time they were ...
11
votes
2answers
172 views

How do people not crash into each other when using popular Floo network destinations?

In "CoS", Weasleys and Harry travel to Diagon Alley via Floo network. Given the fact that a bunch of wizards are likely to want to visit Diagon Alley at the same time (say, when school supply lists ...
22
votes
4answers
2k views

Why was a regular train used to transport students to Hogwarts?

To get to Hogwarts, the students had to: Travel many hours by regular (seemingly non-magical, and fairly slow) train Then get into magical conveyances in Hogsmeade. The latter makes sense - you ...