What Have You Changed Your Mind About?

Sean Carroll, the Caltech physicist, distills what he thinks are the most interesting answers to this question from Edge.

This year, the Edge World Question Center asks people what they have changed their minds about. Here are excerpts from some of the most interesting answers.

There's just way too much to read.

P.S. There are two Sean Carroll's, the physicist (to the right) and the evolutionary biologist (below).