Recent content by powersgood

are quantum fluctuations caused? I often here people refer to "uncaused" quantum events like quantum fluctuations... but I'm a little unclear as to whether they are actually uncaused or whether there is some unidentified condition that is forcing them to arise. For example I've read that...

Just a quick question: the transition between pre-big bang to post big bang (if it occurred) required a change in physical constants (our universe is ever-expanding while the preBB universe was not). How can these constants change themsevels into new constants like that? This would seem to...