A basic question on the black hole information paradox

Image of black hole

The black hole information paradox has been receiving some attention lately. This is the fact that information, that is any pattern of matter, that falls into a black hole is completely crushed as it approaches the singularity, losing whatever differentiation it might have had before. This has long been recognized as a problem, because in … Continue reading A basic question on the black hole information paradox

Interstellar: more accurate than the typical sci-fi movie, but still had issues

This week, I watched the movie Interstellar, the Christopher Nolan film about travel to another galaxy, a black hole, a wormhole, and other exotic environments.  I enjoyed it immensely, although I also had some issues with it. In the film, at some point in the future, the Earth is dying due to a global crop blight. … Continue reading Interstellar: more accurate than the typical sci-fi movie, but still had issues

The physics of the multiverse

Fellow blogger agrudzinsky shared this video in a comment, but I thought it was good enough to warrant a full post. http://www.youtube.com/watch?v=Ywn2Lz5zmYg I like the fact that he repeatedly states that these ideas have not been experimentally confirmed, and the wrap-up where he points out that physics is not philosophy (or at least it's not supposed to … Continue reading The physics of the multiverse