Michio kaku

Thus the yeoman work in any science, and especially physics, is done by the experimentalist, who must keep the theoreticians honest.

They basically ask their engineers to volunteer some probability figures, then they take the average. This is not science. This is voodoo,

The Air Force is to be applauded for investigating technologies that may have value for national security. But wormholes, negative energies, warped space-time, etc., require futuristic technologies centuries to millions of years ahead of ours. The only thing going down the wormhole is taxpayers' money.