If we took the funds we dedicate to
1) War and military spending
2) Homeland Security
and concentrated the monetary resources to advance technology in all fields we would be on out way out to the stars in a very short time.
A large space station for scientist to conduct large experiments. A proper station with artificial gravity living spaces to stop degradation of the habitants.
From there a very short hop to the moon to establish a base and start mining resources such as Thorium.
Only way to discover how to manipulate the fabric of space time to allow for faster than light travel is to conduct experimentation out of the confines of Earths gravitational field.