Originally Posted by PhilM
I have often wondered, not to do with warp drive, but, due to the lack of hydrocarbon fuel in the future, if one could get an aircraft up into the air, and then freeze its position in freespace (gyros maybe), then the earth would rotate normally, and the aircraft would thus appear to travel around the earth (although it has not moved in freespace)...just a thought!
Unfortunately gyros cannot produce linear forces only rotational ones. This fact has even confused a lot of people who try to make reactionless engines using gyros.