Extra-dimentional Hyperdrive
I've forgotten whether this has been covered in HZ, but here is an article about hyperspace propulsion:
http://www.newscientist.com/channel/fundamentals/mg18925331.200
I've forgotten whether this has been covered in HZ, but here is an article about hyperspace propulsion:
http://www.newscientist.com/channel/fundamentals/mg18925331.200