Quote Originally Posted by DevilHorse View Post
There certainly could be new physics out there.
Absolutely there could be. There could be a plausible explanation for why these aliens persistently appear to want to remain unobserved, too. But applying Occam's razor to the problem, is that the most likely explanation for the observations recounted so far? I'm willing to be convinced, but so far, I'm not hearing much beyond (some very cool, I admit) very speculative theorizing.