“Warp Drive” Not as Far-fetched as Originally Thought.
The trouble with interstellar travel is that (as one of the most notable authorities on the subject put it) “Space is big. You just won’t believe how vastly, hugely, mind-bogglingly big it is. I mean, you may think it’s a long way down the road to the chemist’s, but that’s just peanuts to space.” With the nearest extrasolar star (Proxima...