"Time Travel"

[Afrobean]

Originally Posted by Patashu

note that we don't have any physically plausible methods of achieving superluminal speed

Sure we do. We just don't have any practical applications of these physically plausible methods.



Incidentally, wormhole travel: does this fall under the category of superluminal? Your own speed would not be greater than the speed of light, but you'd still be able to arrive at a destination before light.