system
Given the following post, respond as if you're commenting on Reddit:
human
I'm watching Star Trek: First Contact and it got me thinking about FTL travel.  Obviously we won't have FTL by the year 2063 but is there any legitimate research being done in the field, is it even considered a legitimate possibility?
gpt
Things like wormholes and wrap drives (alcubierre drive) are valid solutions to the Einstein field equations, but for them to exist requires the presence of some sort of exotic matter that has negative mass. We have no evidence to suggest that such a thing exists.