AntiGravity

AntiGravity is the opposite of Gravity and is produced by ExoticMatter. It is thought that AntiGravity might be the only way to hold a WormHole open large enough to pass information or other things through, thus creating a portal to traverse SpaceTime or even allow for TimeTravel.

See Also TimeTravel, TimeTravelThoughtExperiment, SpaceTime, BlackHole, WormHole